Specifications 1. Bluetooth Version: V2.1+EDR 2. Frequency range: 2.4GHz - 2.48GHz 3. Transmission power: Class 2 4. Talk time: 4 hrs H200 Super Mini Bluetooth Headset (Mono Channel) Black Introductions:The excellent cell phone headset allows you to make and receive calls while on the move or in the office conveniently. The headphone delivers high performance and remarkable sound for your cellphone. This cell phone earphone is lightweight and stylish, so that it can add more spices to your cell phone devices. The practical headset with super clear and hi-fi sound effects brings you the best listening experience. Just enjoy your music and calls with superb audio quality!Features:1. Small, lightweight and stylish2. Vibrant bass, vivid mid-range, and vivacious highs3. Experience less vibration and more of your music3. The discreet acoustic tube ear piece is comfortable to wear and allows the user to have clear sound transmission without amb
Specifications bluetooth earphone: 1.with most bluetooth device 2.perfect for air travel 3.high definition sound 4.A-grade quality We warmly welcome to your OEM orders: www.sechange.com Noise Isolating On-Ear Headset S450 Wireless Bluetooth Headphone : * Wireless Bluetooth On-Ear Headset,A-grade quality * High definition sound in a completely wireless design * Built-in Bluetooth technology,with most luetooth device * 2012 Fashion New Design If you are interested in our headphones,please don't hesitate to contact us for business negotiation!!! We look forward to your inquiry!!!
Brand Name: VCOM Model Number: DE755 Style: Headband Communication: Wireless Connectors: bluetooth Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Static Current: Under 10 μA Working Current: under 30mA Working Voltage: 4.2V Output power: L 20mw R 20mw Battery Capacity: 330mAH 3.7V Input Voltage: DC5V/200mA Working time: Above 8 hours Packaging & Delivery Packaging Detail: VCOM pcakage,OEM is according to customers need Delivery Detail: 25-30 days after receive the prepayment Specifications 1.Hot Saling Foldable Best DJ Bluetooth Headphone 2.Charge time:3 hours 3:Work time:18 hours 4.low MOQ 5.OEM available Hot Saling Foldable Best DJ Bluetooth Headphone Detailed Product Description Bluetooth headphone Static Current: Under 10 μA Working Current: under 30mA
Brand Name: SAWOLOL Model Number: HEP-001B Style: Neckband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: bubble bag and paper box Delivery Detail: 7-15 days after order confirmed Specifications 1. Bluetooth headphone 2. Back-neck design headphone 3. Take phones 4.Chargeable lithium battery 5. wireless Stereo Bluetooth Headphone Sports-style headphone,it's specially for your use when you are doing sports.- Back-neck, foldable design- Appliant to Version 2.0 - Transmitter Power: Class 2- Operation Distance: Within 10m- Frequency range: 2.4020-2.480GHz- Built-in rechargable Li-batteries:300mAh- Charger output Spec.: DC 5.0V(300mA)- Normal charging time: ≤3 hrs- Calling time: ≥10hrs- Music Time: ≥6hrs- Standby time: ≥135hrs- Unit dimension: 54x47x16 mm(Single Earplug) Packing:40pcs/CTN Carton Size: 52.5×24.5×41.5cmN.W.: 6
Brand Name: OEM Model Number: RH001 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Microphone,line in and bluetooth wireless Place of Origin: GUA,guangdong China China (Mainland) material: ABS plastic color: white blue black usage: smart phone with bluetooth functon highlight: line in function 3.5mm ear jet working distance: 10M packing: factory standard box package type: headband ,stereo MOQ: 300 pcs Packaging & Delivery Packaging Detail: factory standard box packing Delivery Detail: 3 days after payment confirmed Specifications 1 .smart phone bluetooth headset 2.fast delivery good quality 3.factory directly wholesale 4.ceative ultra slim design wireless bluetooth headphone for smart phone with miscrphone hands free phone call High quality.Excellent Sound Quality.Well design and easy to use.Stable neckband means versatility for use conditions.Seamless switching between music and calls.Great sound with control.The headset supports
Specifications Handfree Chip: UTH6812 Talk time: about 4H Charging time: about 1.5h Standby time: about 100H Bluetooth standard: V2.0Chip: UTH6812Range: about 10M Signal :2.4-2 .48 Ghz Talk time: about 4HCharging time: about 1.5hStandby time: about 100HUnit: mmWeight: 11 gCharging power supply: AC input 110-240V DC output5V
Brand Name: MS Model Number: PAK Style: Headband Communication: Wired Connectors: 3.5mm Use: Portable Media Player Function: Noise Cancelling,for mp3/mp4/computer/mobile phone/iphone/ipad Place of Origin: Guangdong China (Mainland) Color: Blue, silver, pink, green, purple, orange, Coca Cola Packaging & Delivery Packaging Detail: with retail box or pretty box Delivery Detail: 1~3 days for big quantity order after receiving fund. Specifications multi-function top qualtiy bluetooth headphone with new style 1.Fast delivery headphone 2.High production with high quality Multi-function top qualtiy bluetooth headphone with new style1.Fast delivery headphone 2.High production with high quality 3.factory price Feature: fashion 2012 headphone earphone1)Original packing2)factory price3)mixed order is acceptable4)Drop shipping available5)Door to Door service,safe and fast6)shipping time:we will send the goods within 48 hours after your payment,and delivery about 3-4 days to yo
Brand Name: Fordex Group Model Number: FW-00575042 Style: In-Ear Communication: Wired Connectors: 3.5mm Use: Computer Function: Bluetooth Place of Origin: Guangdong China (Mainland) Type: Earphones Features: Bluetooth Packaging Items per Carton: 2 Pieces/Carton Package Measurements: 17X10X8 cm Gross Weight: 0.3 kg Gross Weight per Unit: 0.15 kg Package Size per Unit: 17X10X4 cm Package Type: Package Type: carton
Specifications bluetooth headphones with MP3 player 1.Factory supplier 2.CE & ROHS & BT certificate 3. unique design 4, excellent sound Top1 hot selling stereo bluetooth headphone in 2013 Fashion headphones technical Parameter: ♥ Driver unit: 2 ×30mm speaker♥ Frequency response: 20-20KHz♥ Operating Voltage:3.7V♥ Impedance (+/- 10%): 32ohms♥ Sensitivity (+/- 5dB at 1KHz): 115dB♥ Output current: 100mA♥ Operating Current:≤30mA♥ Plug: 3.5mm stereo♥ Cable:2.0M+/-10%♥ TF Card Supprt:128MB-16GB♥ Playback time: 8hours♥ Charging time: 2-3hours Detailed pictures(Same design, different print) Fashion headphones specification: Main feature♥ Earmuff used
Brand Name: OEM Model Number: JDD2 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: China (Mainland) Bluetooth specification: bluetooth V2.0 + EDR Support agreement: A2DP, Handsfree Transmission range: 3-5 m transmission Applicable models: all kinds of phone stereo: yes Standby time: 160 hours dual MIC noise reduction: yes warranty: 1 year Packaging & Delivery Packaging Detail: gift packing Delivery Detail: 1-3DAYS Specifications bluetooth headset bluetooth V2.0 + EDR 3-5 m transmission compatible all kinds of phones stereo:no bluetooth Model JDD2 Specification Bluetooth specification: bluetooth V2.0 + EDRFunction purpose: bluetooth headsetSupport agreement: A2DP, HandsfreeTransmission range: 3-5 m transmission frequency: 2.4 GHzApplicable models: all kinds of mainstream mobile phone modelsstereo:NoWeight: 9.8 gTime: 6 hoursStandby time: 160 hoursCell size: 401030Transmission power: class 2Product size: 4.5 * 1.5 * 1 comPacking
Brand Name: KAWATA Model Number: KT-93 Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Feature 1: Bluetooth connecting , wireless Feature 2: Two loud speakers, recharging iPhone Color for choice: white / black / grey Music: Play music from iPhone Size: 20x 16.5 x 8CM Adaptor: 110V ~ 240V Fitting 1: User manual, color gift box LED light: blue Product name: bluetooth headset Model name: buletooth handset for iphone Packaging & Delivery Packaging Detail: Normal giftbox and bubble bag Qty/CTN:20PCS. CTN size: 51.1 x 37 x 44.4cm CTN GW: 16.7kg Qty/1x20'GP: 6180PCS Qty/1X40'GP: 12840PCS Qty/1X40'HQ: 16180PCS Measurement of carton: 0.084CBM Delivery Detail: 25~35days Specifications bluetooth headset -Bluetooth handset for iPhone -Lessen radiation -Recharging function CE,REACH,ROHS,FCC Detailed Product Description bluetooth headset -Bluetooth handset for iPhone-Le
Specifications Wireless Bluetooth Earphone S96 Bluetooth Headphone Upgrade Of BH320 Wireless Handfree Headset Wireless Bluetooth Earphone S96 Bluetooth Headphone Upgrade Of BH320 Wireless Handfree Headset Descriptions: 1. Bluetooth performance standard: Support Headset and Handsfree profile 2. Transmitter power: Class 2 3. Wireless frequency: 2.4 GHz-2.480 GHz 4. Sensitive: < -75 dBm 5. Transmitter distance: 10M Power Parameter 1. Charger power: Input 100-240V AC, OUTPUT 5V DC 2. Working volt: 3.7V 3. Battery: Rechargeable Li-Polymer battery 4. Charging time: 1.5 hours 5. Talking time: about 6 hours Package: 1 x Bluetooth Earphone1 x USB Cable1 x Earhook1 x Manual(Items comes without retail box and charger, if you need retail box and charger, contact with us first,many thanks! ) Detail Pictures
Brand Name: kamol Model Number: BH-K010 Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) color: black Talk time: 30h Standy time: 600h Packaging & Delivery Packaging Detail: blister card Delivery Detail: 5-8days Specifications Bluetooth headset Blocks 4 times external noise Talk time: 30h Standy time: 600h Charging time: 3 h Waterproof Motorcycle Bluetooth Headset BH-K010/ bluetooth headphones manufacturer Feature: 1. The distance between two motorcyclists who use the motorcycle bluetooth headset can be as long as 100m. The bluetooth headset helps ensure two-way wireless communication between three cyclists.2. The bluetooth stereo headset offers smooth conversation even when the driving speed is up to 120km/hour.3. Wind and rain proof design makes the motocycle bluetooth headset usable in all weather.4. Stereo music/audio
Specifications --Life like sound --Noise cancelling design studio wireless bluetooth headphone Headphone type:Studio wireless bluetooth headphoneAdjust method:touch sensitive buttonFunctions:bluetooth audio input, bluetooth handsfree, Mp3, LINE INPower supply:DC5V/0.5A(USB), Built-in lithium battery 150mAhRated power:2.2WS/N: >80dBS/N: <0.5%@(1KHz)Frequency respones: 90Hz-20kHz Audio connector: 3.5mmColor:black, white, red, bluePlaying time: 4 hoursWeight: 135gOther charact: match easily with ipone, ipad. Inside with microphone with clear call. Features:Bluetooth wireless headphoneThe built-in microphone and call-forwarding functionRemote contro
Brand Name: XJWD Model Number: HS1800 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth Version: V2.1+EDR Support: HSF,AVRCP,A2DP Talking time: up to 7hours Music time: up to 7 hours Standby time: up to 200 hours Available in: Windows IOS Android Color: Black\Blue\White\Red Warranty: 1 Year Accept: OEM Packaging & Delivery Packaging Detail: Packing details: color box & pvc packiing; Carton Size: 81.5*36*49.5cm; 30pcs in a carton; 20" : 6,000pcs. Delivery Detail: samples order: 3 working day; mass order: 28 working day Specifications 1.mini bluetooth headphones; 2.CSR Chips; 3.Sport earphone; 4.Extremly Competitive Price; 5.excelent audio quality Descripton:Wireless bluetooth headset HS1800 for Mobile phones- for excelent audio quality , great wearabbiliby and headband design, lets you lose yourself in the music knowing you won't miss a call. With a Blueto
Brand Name: Share Ezone Model Number: SEZ-V8 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) audio type: Mono Bluetooth version: version 2.0 design: ergonomic design for human beings wearing type: wireless Bluetooth or wired earphone weight: light weight with 11g Packaging & Delivery Packaging Detail: blister and card Delivery Detail: 25-30 days Specifications 1.Smart and slim in-ear Bluetooth headphone 2. hook and external earphone as back up. 3. Support customized colors and design. Model no.#: SEZ-V8 Slim Wireless or Wired Mono Bluetooth headset Highlight Features:1. mono Bluetooth headset2. Slim appearance but smart performance.3. ergonomic design for your best comfort and safety. 4. multi-point connection. 5. either wear to earbud or ear
Specifications bluetooth headphones with microphone 1)Bluetooth 2.0 compliant,bluetooth headset,Earphones,Headphone AVRCP/A2DP stereo bluetooth headset headphoneNumber:GP0205055Feature:bluetooth stereo headset with microphoneBluetooth 2.0 compliant,bluetooth headset,Earphones,Headphone,AVRCP/A2DP Profile,for mobile phone,pc 1.Standby time:130 hours.2.Talking time:8 hours.3.Operation range:up to 10 meters.4.Battery:li-ion polymer 120 mah.5.Bluetooth 2.0 compliant.6.Frequency range:2.4GHz-2.48GHz.7.Dimension:65*25*22mm.8.Package size:24*14*5cm.9.Product weight:80g. Packing:
Specifications 1 Overhead Bluetooth earmuff 2 Weighing only:123g 3 Patent Pending 4 OEM design available 5 365 days warranty Knitted Winter Bluetooth Earmuffs for Bluetooth smartphones Knitted Winter Bluetooth Earmuffs/ bluetooth headphone, wireless headphone Ear muff Introduction :Bluetooth audio earmuffs allows you to listen to your music wirelessly, while keep you warm and fashion in winter.Back head and overheas for your option Customized design are acceptable Pantent pending Microphone is availableMaterial: 50% Acrylic+ 50% Polyester The innovational item make you get your tunes while keeping your ears nice and warm in winter.Compatible with all bluetooth mobile phones.Specification: Bluetooth audio earmuffs allows you to listen to your music wirelessly, while keep you warm and fashion in winter.Back head and overheas for your optionCustomized design are acceptablePatent pendingBattery life: Until 12 hours/ Battery duration on standby: until 10 daysChar
Specifications WH-188 Bluetooth Headphone Retro Headset Wireless Earpiece Specification: MP3 headphone with integrated FM radio &nb
Model Number: HC-BH29 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) weight:: 0.078kgs size:: 6x13x21cm packing:: blister packing MOQ:: 100 Operating range:: 10m LED Indicator Status :: Blue, Red charging Port:: Micro 5PIN USB Charger adapter Output :: DC 5V&200mA Talk time:: Up to 4.5 Hours Standby time:: Up to 120 hours Packaging & Delivery Packaging Detail: blister packing Delivery Detail: the same day we got your payment Specifications Ear-hook high quality sound bluetooth headset Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression, products Description: Ear-hook high quality sound bluetooth headset KEY FEATURES:Dual-microphone CVC v5.0 achieves over 30dB dynamic noise suppression,highquality sound;echo and noise cancellation;Packet/bit error correction technology to improve audio quality due to airinterference;Operating range: 10M
Brand Name: OEM Model Number: SL-9220 Style: In-Ear Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) Color: black,grey,silver Version: Bluetooth V3.0+EDR Talking time: 3-4 Hours Standby time: â¥100H Effective distance: 10M Machine size: 56*14*6 mm Machine weight: 5.2g Packaging & Delivery Packaging Detail: Color box Delivery Detail: 1000sets/3 days; 3000sets/5 days;5000sets/7 days Specifications Fashion design Wireless Mono Bluetooth Headset Version:Bluetooth V3.0+EDR Effective distance:10M Original import ISSC chip Fashion design Wireless Mono Bluetooth Headset For All Cell Phone Universal Introductions features:low power comsumption 2.Receive/hang up/reject a call,voice dialing,tail number redial function! Specifications1. Version:Bluetooth V3.0+EDR 2. Talking time:3-4H3. Standby time:≥100H4. Effective distance:10M5. Charging tine:2-3H6. DC:5V 7. Machine siz
Specifications 1. stereo headphone with bluetooth 2. bluetooth headphone with mp3 player 3. support 16GB TF card 4. sport style,easy to wear Sport FM Radio Wireless Stereo Bluetooth Headphone with TF Card MP3 Playing Function Specifications1. stereo earphone with bluetooth2. bluetooth earphone with mp3 player3. support 16GB TF card4. sport style, easy to wear MP3 + volume control.Bluetooth master keys.Key functionsoperatingsound state of the instructionsAccording to three seconds longer boot pairing blue light. LongBoot length by 2 seconds the blue lights flashLong by 3 seconds off the blue lights outClick to connect a short blue light flash According to the two short weight dial voice promptA short&
Specifications Bluetooth headset with microphone; 1.top quality 2.Best price 3.OEM service 4.offer all bluetooth headset 2013 New Bluetooth Headset With Microphone Wireless bluetooth headsetWireless MP3 player headsetMobile phone call recorderHands free phone callStereo bass sound listening musicOffer all kinds of bluetooth headset Feature Frequency:2.401-2.480GHzBluetooth:Version 1.2 Class2Bluetooth profile supported:Bluetooth headphone,bluetooth hand free ,A2DP&AVRCPDistance coverage:10metersFrequency response:20HZ-20KHzSensivity:<0.1%BER at-80dBmRF output power:-6dBM to 4dBmMusic listening time:about 6hoursStandby time:110hoursBattery:3.7v/260mAh rechargeable Li-polymer,BatteryPower:Input AC 100-240V,DC 5V mini USB plugsOperating temperature:-10-55degree INCREDIBLY CLEAR SOUND. Wireless headphones feature powerful sound, as clear and strong as any wired headphone. They also come with a cable you can plug into if you don’t want to go wireless.
Specifications Stereo bluetooth headphone 1,Wooden design 2,Perfect sounds 3,Beautiful Stereo bluetooth headphone NameWooden Stereo bluetooth headphone MaterialABSColorBlack,green,red,white and more. DesignBluetooth headset designApplicationFor mobile ,PC,Tablet HD, Feature1. Answer calls,play/pause music directly from your headset, joy in HD stereo tone quality;also may use the stochactically present free cable to conect the auto device without bluetooth function. 2. Foldable design is so easy to carry. 3. Advancement of Wooden which is superior to plastic style makes powful tone quality. 4. Adopting NdfeB to make bass, high pitch, stereo and dynamic sound,more excellent and natural. You can feel confortable even in several hours,benifit form the adjustable head band&super soft ear pad 5. Complete operation,you can put the cellphone in the p
Brand Name: Fusen Model Number: F-WL03 Style: Headband Communication: Wireless Connectors: bluetooth Use: Phone,Ipad,Ipad 2 with PC bluetooth (suitable for all device of ) Function: Bluetooth Place of Origin: Guangdong China (Mainland) Logo: Customization is available Freqency Respone: 20-20KHZ Sensitivity: 100dB plug: Jack Masimun Power Input: 80mv Drive Unit: 40mm Impedance: 32ohm Plug style: straight style controller: with Packaging & Delivery Packaging Detail: 1.Design as customer requirement 2.Many kinds of packing are availabel, i.e,polybag,blister,paper box and so on. Delivery Detail: 25 working days after getting the order confirmation Specifications 1. Foldable and cool design 2. Noise Reduction Stereo Headphone 3. OEM&ODM service 4.CE,ROSH,FCC 5. Use for PS3,XBOX,PC,TV Overview of the features1.Closed moving coil package Ear Hi-Fi stereo headphones.2. DJ is the ideal companion for moving&nbs
Brand Name: WESENT Model Number: WST-580 Style: Ear Hook Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) color: black+red, black+orange, black+green, black+silver bluetooth: v3.0+EDR functions: bluetooth, mp3 player, fm radio, headphone available distance: 10meters battery: recharge Li-polymer 180MAH frequency: 2.402 to 2.480GHz service: OEM, customize, factory Packaging & Delivery Packaging Detail: 1 PC/gift box CTN size: 61*45*51.5cm 50PCS/CTN N.W.: 15kgs G.W.: 13 kgs Delivery Detail: 2~25days Specifications 1.wireless bluetooth headphone 2.stereo bluetooth v3.0 3.with tf card mp3 player 4.handsfree phone call 5.bulit-in mic 1.Newest Fashionable design2.Built-in chip antenna for better sound,3.Friendly interface for faster connection,4.Operating range: up to 10m5.RF frequency range: 2.402 to 2.480GHz and 2.4GHz ISM band6.Radio performance: receive sensitivity of -90dBm7.TX
Specifications 1.Bluetooth headphones 2.Supports bluetooth 3.Echo and noise reduction technology 4.Excellent sound quality bluetooth HeadsetSpeaker size:40mmFrequency range:20-20,000HzSpeaker impedance:32 Ohm±15%Speaker sensitivity:105dB±3dBMicrophone impedance:2200 OhmMicrophone sensitivity:-58dB±2dBMaximum power:100mwStandard operating voltage:4.5VWire length:2.2 metres
Brand Name: OEM Model Number: PRO-BH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Red/green/black Packaging & Delivery Packaging Detail: Blister packed Delivery Detail: 3 working days after receive full payment Specifications New Sport Bluetooth headset 1)Bluetooth V2.1 2)Talk Time: Up to 4 hrs 3)Support iphone and smart phone music fundtion High quality Sport Bluetooth headset, Bluetooth V2.1 Specifications:1.sport bluetooth headset 2.wireless 3.used for mobile phone,PC 4,support music and phone function for iphone and all smart phone. Product Description:100% Brand NewWeight: 118gOperating frequency range:2.402GHz~2.480GHzBluetooth V2.1 compliantRange of Wireless C
Brand Name: BYZ Model Number: TZY-M2005 Communication: Wired Connectors: 3.5mm Use: Mobile Phone Function: Noise Cancelling Place of Origin: Guangdong China (Mainland) Certificate:: CE, FCC sample:: one piece earphones &bluetooth headset in packing for:: computer, mobilephone OEM:: Yes Leadtime:: 25-35days cable length:: 130cm speaker size:: 12mm Packaging Detail:: 1piece in a saling bag logo:: requested colors :: all king of colors are available Packaging & Delivery Packaging Detail: carton Delivery Detail: 10-15 days after payment Specifications earphones &bluetooth headset in packing 1. Manufactory directly saling 2. High sound quality 3 Nice design earphones &bluetooth headset in packing Model No.: TZY-M2005 Parameter: Speaker size 12mm Impedance32ohmSensitivity116±3dBmFrequency range 20-2khzFunctionNoising cancellingWiresFlat cableUsageMobile ear phone, computerCertificateCE,
Model Number: GF-BTH-018 Style: Ear Hook Communication: Wireless Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Blister packing Delivery Detail: 1-2days Specifications 1). Either the ear hook or the ear pulg 2). Support bluetooth headset,handfree profile 3). Redial the last call ,Reject call Features:1). Either the ear hook or the ear pulg.2). Support bluetooth headset,handfree profile3) .Redial the last call ,Reject call.4). Volume adjustable.5). LED indicates connection.6). Faster connecting, clear sound, anti-interference7).On-line chat through Bluetooth wireless transmitter Specification:1) Bluetooth protocol: version 2.0 2) Frequency: 2.4 GHz 3) Bluetooth range: 10meters. 4) Net weight: 5.2g5) Power supply:DC5.1V/120Ma6) Working volt: 3.7V7) Battery: rechargeable Li-Ion battery Talking time:up to 3 hours Standby time: