Specifications Mini Bluetooth Headphone SX-905 1) High Quality 2) Nice Design 3) Fast Shipment 4) OEM Mini Bluetooth Headphone SX-905 Unit Dimensions: 14.5/12.5/2.5cm weight: 130g Bluetooth Version: V1.2/V2.0 Charge Time: about 3hours Talk Time: 12hours Transmission Distance: Up yo 10M Package: 1xSX-905,1xcharger,1xUser manual
Brand Name: MJ Music/Headphone bluetooth Model Number: MJ-368 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) category: headphone bluetooth microphone: built-in microphone Selling Point: Headphones Bluetooth Wireless DJ TF card: Support 16GB TF Play With FM Radio Function: To Support Campus Radio comfortability: Comfortable wearing for long time 8 Sounds Available: To Cater Different Music Demand OLED Display Screen: To Enjoy Dynamic & Stereo Music battery: Built-in battery Full of power: Be Using 8 Hours Packaging & Delivery Packaging Detail: 61.5x43.5x35.5cm 60 pcs / ctn G.W: 14 KGS N.W: 12.9 KGS Delivery Detail: within 2 days if the headphones are in stock Specifications 2013 latest headphone bluetooth with mp3 Fm radio 1.fashion design 2.support IF/micro SD card 3.OLED display 4.Factory CE 2013 latest headphone bluetooth with mp3 Fm radio : Main features:1, Bluetooth
Specifications 1.Support A2DP, AVRCP; 2.Dual Antenna Reception System; 3.Smart connection; 4.Rechargeable battery system; 5.Built-in Mic. Model: L3
Brand Name: WIPS Model Number: BTE01 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) color: black white MOQ: 20 pcs Type: ear hook Packaging & Delivery Packaging Detail: each with retail package or do package as you like Delivery Detail: 2-3days Specifications ear hook stereo bluetooth headphones 1.black,white 2.type: ear hook 3.bluetooth: 4.0 +EDR 4.with charger accessory Ear hook stereo bluetooth headphones Features: Technical Specifications Model Stereo earphone Size 45mm x 14mm x8mmWeight 10g Talk time Up to 3h , 3-3.5h for listening musicStandby time 80-100h Charging time Up to 2h Battery type Lithium ion polymer rechargeable Bluetooth standard 4.0 EDR, class IIBluetooth profiles Headset/A2DP Operating distance Up to 10m Accessories Host*1,USB cable *1,ear hook*2,ancilla
Brand Name: Sheng yun Model Number: BH260-A0351 Style: Headband Communication: Wireless Connectors: bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: red,white,orange,black THD: <0.1% MIC S/N Ratio: 51dB Working frequency: 100Hz~8kHz MIC FREQ.RESPONSE: 100Hz~8kHz MAX.OUTPUT POWER: 5.0mW Operation Range: 10m/360° RF Frequency Range: 2.400GHz--2.480GHz S/N Ratio: 96dB Channel Separation: 80dB Packaging & Delivery Packaging Detail: Gift Box with size: 24x21x8cm - Package included: - 1 x Wireless Headphone - 1 x Power Charging Cable QTY:20pcs/CTN Size:51.5x45.5x43.5cm NW.: 20KG GW.: 22KG Delivery Detail: 3~7 working days Specifications Cool color newest bluetooth headphones new fashion design with high quality floding stereo bluetooth headset 1.OEM brand 2.CE Cool color newest bluetooth headphones new fashion design with high quality floding stereo bluetooth headset newest bluetooth headphones for phone colorful ne
Specifications bluetooth headphone from Shenzhen 1.Noice cancelling 2.Long standby time 3.Competitive price 2013 new design bluetooth headphone from Shenzhen 1.Technical Data: Usage:PC/PS3/Mobile phoneBluetooth version3.0+EDROperation distance:10mRange of frequency:2.4 to 2.4835GHz ISM bandSensitivity: -90dBSpecification of Mp3/FM PC interface:USB2.0Music format:MP3/WMATF card support:128-32GBFM frequency response:87.5-108MHzRechargeable lithium baffery:300mAhSpecification of headphone Type:stereo headphone with MICSpeaker:Φ40mmSensitivity:115dB S.P.L at 1KHZImpedance:16 ohmFrequency response:20Hz-20KHzRated Power:35mWPower capability:100mWCable Length: 1.5MMicrophone Unit:4.5mmx2mm -43dB±3dBPlug Type:Φ3.5mm stereo 2.Advantages: The headset can connect to all brand mobile phone with Bluetooth Function.2.1.Long time Standby time, 60mha Li-polymer battery.2.2.Adjust voice, Extra plus the key to control volume.2.
Specifications Bluetooth headphones Suitable for ipod/iphone/laptop etc small wireless headphones Fully CE ROHS 2013 wireless stereo bluetooth headphone/headset ------------------------Product Performance ------------------------- 1Folding portable plug-in card bluetooth headphones 2V2.1+EDR Blooth version,High data rate; 3can connect with phone, convenient for talk4Wearing type elegant appearance design, fashionable avant-courier; 5OLED display,the play state be clear at a glance; 6Intelligent lyrics displayed function,will be played on the display lyrics(LFC format for file); 7The Hi-Fi stereo,let you move feeling,three-dimensional transparence service of music;8Wearing the soft plastic material design,comfortable wearing;98 kinds of sound choice,meet different music needs 10The built-in recording function,can record outside of the audio source 11The built-in battery for 12 hours12 Support the operating system:windows98/SE/ME/2K/XP Vista MAC OS 9.2
Brand Name: Shuerr Model Number: SER-HEB-021 Style: Headband Communication: Wireless Connectors: No Plug Use: DJ Function: Bluetooth,Noise Cancelling,Microphone,DJ Headphones, Computer, Mobile Phones, Skype, Mediaplayer Place of Origin: Guangdong China (Mainland) Color of the headband: Can be customized as Pantone Color Raw material of the headband: Plastic & ABS Leather Sheath: Can be customized as different level Logo Imprints: Can be printed on headband OEM Service: Is available Shape of the plastic casing: Can be square Usage: Computer, Portable Media Player, Mobile Phones, Smart Phones,etc Connection Plug: Nickel Electroplating or Gold Electroplating Certificate: CE, Rohs, FCC(if required) Packaging & Delivery Packaging Detail: PE Bag,Gift Paper Box,Plastic Case or other customized package Delivery Detail: About 25-30 days against you confirm the approval samples Specifications Wireless Headset Bluetooth Headphone 1.Excellent bass sound 2.Color can be customized 3.OEM is avai
Specifications bluetooth headphones 1.Delicate mono bluetooth headset 2.Newest easy-to-use bluetooth bluetooth headphones Features of Bluetooth Headphone: 1.Bluetooth headphone with built-in rechargeable battery2.Bluetooth headphone, suitable for different bluetooth mobile phones3.Bluetooth mono call center headphone, low end and long talk time4.Bluetooth headphone with adjustable volume and 10 meters effective range5.Stylish mini and elegant appearance design6.Easy to wear without hook ,very comfortable 7.Redial the last call, clear sound, reject call, volume adjustable 8.Faster connecting , convenient to listen to MP3 from cellphone 9.Talking time: up to 6H, Standby time: about 160H10.CE, FCC, RoHS approval Product Specification: *Talking time: Up to 2 hours talking time *Standby time: Up to 75 hours *Normal Charging time: Within 3 hours *Battery: Rechargeeable li-ion lo
Specifications bluetooth headphone Specification : v3.0 EDR class 2. suitable for laptop/mobile etc OEM welcome. Hot sales! Wireless Stereo Audio Bluetooth Headphone for laptop/mobile/pc etc 1. Bluetooth Specification : v3.0+EDR class 2 ;2. RF Frequency Range: 2.402-2.480GHZ,2.4G ISM brand ;3. Radio Performance: Receive Sensitivity of -90dBm, TX Power Max 4dBm;4.Supports Bluetooth Headset and Hands-free profiles ;5. Operating distance:about 10 meters ;6. Nominal charging time: Max 1.5 hours ;7. Work time: about 6 hours around ;8. Impedance:32 ohm ;9. Standby time:up to 100 hours ;10. 2.0mm DC Plug Charging Port ;11. Charger adapter output: DC 5V&200mA ;12. Color: white, green, black,red, blue ect. .
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: HABALA Model Number: S-98 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling Place of Origin: Guangdong China (Mainland) material: ABS+PETG supprt version: V3.0 standby time: 50 hours talking time: about 3 hours frequency: 2.402-2.480GHZ product weight: 7g color: blue/white/red/black Packaging & Delivery Packaging Detail: 1 pc with a giftbox, and 100 pcs packed into a carton Delivery Detail: 10-15 days after we receive the payment Specifications High quality bluetooth mono headset Voice-dialing Last number dialing Refusing incoming call Sport & Casual Style ODM and OEM are acceptableDelivery time : 10-15 days Payment terms : T/T. Western Union . Paypal We are professional and quality bluetooth headset manufacturer, our product with competitive price and good quality compared with other suppliers.Welcome to contact us : mobile: 0086-15816891864S
Brand Name: OEM Model Number: YX-TF210 Style: Neckband,wireless bluetooth headset Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Waterproof,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) Bluetooth edition: V2.1+EDR Logo printing: Available Microphone: Optional Certificates: CE,RoHS,REACH & FCC Packaging & Delivery Packaging Detail: Blister box,color box,gift box,window box,poly bag Delivery Detail: 20-25 days after placing order Specifications 1.bluetooth headphone 2.Stylish design 3.Customized colors 4.Competitive wholesale price 5.CE,RoHS,REACH & FCC certificates 2013 hot-selling bluetooth wireless headphone neckband bluetooth headphone s450 from Shenzhen factory High quality bluetooth headphoneFine finishing, stylish and colorful.Aggrandizes technology. Inline volume control allow convenient operation. Soft earpads with adjustable headband fit perfectly to your ear s, allowing you to comfortably enjoy yo
Specifications bluetooth headphone 1.support fm radio 2.build in memory to display the music 2.Different colors and logo are available OEM branded VO-658 with mp3 player Bluetooth headphone words: Headphone,mp3 player,music player,fashion headphones,fm radio,bluetooth headset,bluetooth headphone wireless headphone,bluetooth earphone,mp3 speaker,wireless earphone for phone,fm headphone mp3. bluetooth headphone,wireless headphone,studio headphones,headphones bluetooth, headphone from china factoryearphones and headphone,mp3 headphone,in ear headphones,stereo headphone, headphones,memory card headphones,headphones with mic,headphone amplifier,mini bluetooth headset,bluetooth earphone,mp3 player,music player,bluetooth headset,fashion headphones,multimedia player
Specifications Latest wireless bluetooth headphone suitable for sport Foldaway headphone and Carry easy own mould Latest wireless bluetooth headphone feature: 1. The company BC05MM CSR product the chips2. Bluetooth V2.1 + A2DP1.2 / AVRCP1.0 specifications3. The software configuration, A2DP support the five period of EQ4. The built-in 50 ohm antenna5. Its built-in 64 MIPS Kalimba of DSP6. DAC signal-to-noise ratio as high as 95 db. 7. Hands free and let the hand do it should do. Wear the bluetooth headset, yo
Brand Name: YD Model Number: ZD001 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Function: Waterproof,Noise Cancelling Place of Origin: China (Mainland) Packaging & Delivery Packaging Detail: colorful box package Delivery Detail: 7DAYS Specifications Wireless Earphone Wireless Net Chat Tool FM Radio Wired Earphone Wireless Monitor This item will never dissatisfy you: 5-in-1 Multifunctions (Wireless Earphone + Wireless Net Chat Tool + FM Radio + Wired Earphone + Wireless Monitor), high sensitivity, interference resistance, strong signal, outstanding performance, effective range over 8m, and reception beyond obstacle of wall.Features:* Wireless Earphone:Wireless reception from any electrical device with audio output such as full-channel TV sound, PC, game player, DVD player, VCD player, audio device, MP3 player, and CD player. Full-channel TV sound: What will you do if there is your favorite TV program but you worry about disturbing others. Use of
Brand Name: Sunvision Model Number: SVS-HP-WL07 Style: Headband Communication: Wireless Connectors: usb, mobile phone, computer Use: studio DJ Function: Bluetooth,Microphone Place of Origin: Guangdong China (Mainland) System: VHF/ RF Modulation:: FM Mode: Mono Speaker: 27mm mylar Packaging & Delivery Packaging Detail: colorful box package(OEM package) Delivery Detail: sample 3-7days, leadtime is depending on your order quantity. Specifications Wireless headphone for PC &TV, OEM,ODM high quality Multimedia headphone from china factory, colorful 5 in 1 wireless headphone, high quallity bluetoothheadphone Specification: System:VHF/RFModulation:FM Mode:MonoOperation distance>30meters(360 degree)Signal-to-Noise Radio>50dbDistortion<2%THDSpeaker:27mm mylarFrequency Response:20-20000HzTransmission Frequency:86MHz ±0.5MHzReceiving Frequency:84-108MHz(±0.5MHz)Power Supply Headphone:3V(2*1.5V AAA batteries) Transmitter:3V(2*1.5V AAA batter
Brand Name: vakind Model Number: 3131 Style: In-Ear Communication: Wired Connectors: Other Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) color: Black Packaging & Delivery Packaging Detail: air bag. Delivery Detail: 3-7 days after payment Specifications BCK08 Slim A2DP Stereo universal Bluetooth Headset new Wireless frequency: 2.4GHZ-2.48GHZ Transmission range: 6 - 10 m BCK08 Slim A2DP Stereo universal Bluetooth Headset newBrand new Bluetooth V2.0 stereo headset! Suitable for all Bluetooth V2.0 enabled mobile phones, PDA, PC, etc. Ultra fashionable design, small size and light weight Proper design, wear comfortably Advanced technology of echo elimination and noise reduction, provides perfect sound quality Including stereo earphones and single earphone, wirelessly listen to the music from mobile phone and PC, enjoy the music as much as you like Multifunctional single key operation, easy to control Separate volume
Brand Name: OEM Model Number: HW-MB-008 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: starnd packing box Delivery Detail: 3-5 working Specifications 1.High quality bluetooth headphones 2.3.5mm bluetooth headphones. 3.Bluetooth phones MOQ : 50PCS. Bulk bluetooth Headphone Brief description: 1. High quality bluetooth headphone jewelry.2. New stylish bluetooth headphone jewelry.3. Flat cable bluetooth headphone jewelry.4. Simple and beautiful design,original and lead fashion earphone5. Various color to match stylist music player earphone Bulk bluetooth Headphone features: It is available to built-in microphone for hands-free calls, up to you! Advanced sound quality Plastic earphone with flat line Bulk bluetooth Headphone Parameters: Products categoryflat cable earphoneItemHW-MBDriver Unit10 mm d
Brand Name: Svnscomg Model Number: S-1600 Style: Ear Hook Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: China (Mainland) Battery: Rechargeable Packaging & Delivery Packaging Detail: Window box/ PVC box/gift box Delivery Detail: 15 days for mass production Specifications 1.Noise Canceling Bluetooth Headset 2.MOQ:50pcs 3.FCC,CE,BQB,RoHS 4.Welcome OEM Logo & Package 5.12 Months Warranty svnscomg bluetooth headphone S-1600 Specification:Wear Way:Ear HookBluetooth Version:V3.0+EDR &
Brand Name: super mini bluetooth headset Model Number: F36 Style: Ear Hook,super mini bluetooth headset Communication: Wireless Connectors: USB Use: super mini bluetooth headset Function: Bluetooth,Noise Cancelling Place of Origin: China (Mainland) talking time: 8 h standby time: 200 h color choice: black white red blue chip: issc music playing: support transmitting distance: 10m use range: portable device with blutooth function one connect two design: can connect two portable device voice broadcasting fuction: support Packaging & Delivery Packaging Detail: super mini bluetooth headset gift box ,we also accept OEM packing Delivery Detail: 2 weeks after order confirmation Specifications super mini bluetooth headset 1.talking time :8 h 2.standby time :200 h 3.transmitting distance :10m 4.style :ear hook F36 super mini bluetooth headset feature :1.fashionable looking is well received by customers2.small size and light weight make you
Specifications 1.Clic-on style stereo bluetooth earphone 2.Radio performation :class 2,version 2.0+EDR 3.Suppot A2DP and AVRCP Bluetooth headphone / bluetooth headset Feature :1.Clic-on style stereo bluetooth earphone 2.Radio performation :class 2,version 2.0+EDR3.Suppot A2DP and AVRCP 4.Coverage range :Aprox 10 meters (in open area)5.Four direction button for VOL+,VOL-,previous ,next ,play,pause 6.Superior noise suppression, echo elimination technologe 7.Compatible with any bluetooth enabled mobile phone 8.Talking time :8 hours /standbt time :100 hours /charge time :3 hours Accessories :Gift box ;User manual ;USB cable ;Earphone cable ;Power charger
Specifications 1.Studio Headphone Mixer 2. Bluetooth headphone 3. Super sound quality, extra bass system 4. Suits for all audio 5.CE.FCC Material:Earcap : Metal/Wood/Plastic.etcCable : PVC/TPE/PU/Febric. etcPlug : 2.5/3.5MM/6.3MM Nickel plated/Gold plated stereo/mono plug. etc Craftship:Wire stripping →Tin soaking→Plug welding→Plastic injection →Assembling→Speaker welding→Assembling earcap→Functional test→Packing→FQC→Storage→OQC→Arranging shipment MOQ:Earphones: 5000pcs Headphones: 3000pcs Grade (quality ) :High quality material+ Excellent Techiques Packing:A. Our Packing : Images below for referenceB. Custom Packing : Can add logo, images etc all by your request Features:A: Stereo earphone with excellent soundB: With CE/ROHS/FCC certification complianceC:Fashional design,work with Iphone/Ipod/Ipad/MP3 and so onD: Frist hand mateirals com
Specifications 1. Classic headphone with new design 2. Strong bass and clear sound quality 3. Metal ear cup decoration part NEW STERO METAL WIRELSS BLUETOOTH HEADPHONES FOR LAPTOP!! Product Specification:Super stereo music Crystal clear sound (black, and white, yellow, blue, multi colors)1.Correspond with V2.1+EDR 5.Working distance range:10m &
Brand Name: OEM Model Number: AS-N97 Style: In-Ear,fashion Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth,Noise Cancelling,bluetooth Place of Origin: Guangdong China (Mainland) purpose: OEM color: black distance: 10 meters certificate: CE,ROHS Packaging & Delivery Packaging Detail: Dimension:15.0*11.9*3.7cm weight/box: 104.60g product size: 49.7*16.2*23mm product weight: 8.1g OEM packaging or as the customer requirement Delivery Detail: 15~25 after order confirmed Specifications Wireless bluetooth headphone N97 1.Smart &cute design 2.Bluetooth and hands free function 3.Noise cancelling 4.OEM,CE&ROHS Wireless bluetooth headphone AS-N97 1.Bluetooth standard:V2.1 + EDR 2.compatible V1.0 V1.1 / V1.2 / V2.0 3.Transmission: class2 4.Working range:10M 5.Frequency range :2.4-2.48Ghz 6.Talk time :≥4 hrs7.Chargin
Specifications 1.Frequency coverage: 2.402~2.480GHz ISM band 2.Sensitivity: -80dbm 3.Transmit range: up to 10m 4.Transmit speed: 57~723Kbp Fashion Sports Wireless Bluetooth Headset Earphone Headphone Earphone for Telehone PC Portable back-hang design, convenient for sportsSuitable for mobile phones, PC, and iPod Handsfree speaking by pairing with mobile phone Enjoy music of iPod with adaptive dongle Can receive and reject incoming calls while automatically stop music Volume adjustment Bluetooth version: 1.2/V2.1, wireless transmitter standard of class II Frequency coverage: 2.402~2.480GHz ISM band Sensitivity: -80dbmTransmit range: up to 10m Transmit speed: 57~723Kbps Stereo compression ratio: 44.1/48kHz Channel: 79 channels of 1MHz, B/W Contact terms: Point-to-PointBattery: Li-ion. Charge power : PC USB, 5V Charging time: 1-2 hours 40g/pcsPacking:blister
Model Number: R-008L Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Packaging & Delivery Packaging Detail: Blister package Delivery Detail: 25 days Specifications Sport Bluetooth Heaphone support TF card 1, MP3 music from TF MicroSD card or mobile phone(AUX Audio); 2, Support TF MicroSD card up to 32GB; &nbs
Brand Name: OEM Model Number: OX-BH9086 Style: Ear Hook Communication: Wireless Use: motorcycle Function: Bluetooth,bluetooth Place of Origin: Guangdong China (Mainland) certication: CE warranty: 1year color box size: 16.2x20.5x6.2 cm color: black N.W: 0.35KG intercom function: 2000m Packaging & Delivery Packaging Detail: Color Box Size : 16.2x20.5x6.2 cm N.W.: 0.35 KG Carton Box : 67x34.7x21 cm ( 20 sets , G.W.: 8 KG) Delivery Detail: 1-2days for sample Specifications intercom 2km ; built in FM Radio ;Wireless PTT button Frequency point: 410MHz/411MHz/412MHz/413MHz (4 channels) Detailed Product Descriptionintercom communication, receive GPS voice instructions,works with any Bluetooth equipped mobile phone,can listen FM radion,MP3 Ouxiagn international Limited is a Chinese professional car accessories products manufacturer. Our main focus on GPS tracker ,BlueTooth Rearview , Bluetooth Car Kit , Car Parking Sensor , Car DVD GPS , Headrest Monitor etc. Since its
Specifications 2012 new design bluetooth headphone 1.Supports Headset & Handsfree 2.Bluetooth V3.0+EDR Class 2 3.Range: 10 meters 4.CE,Rohs 2012 new design bluetooth headphone Specification: Operating frequency range2.40GHz-2.48GHzBluetoothV3.0+EDR Class 2Headset & HandsfreeSupportRange of wireless connection10 metersBatteryBuilt-in chargeable 200mAH lithiumTalk time6 hoursStand-by time250 hours CertificationCE&ROHSMicrophone Yes Photo : Package:30pcs/ctncarton size:38.5*38*22cmbox size:17.2*4.0*12cmN.W.:5kg G.W.:6kg20'Container=781cartons=23430pcs
Brand Name: Tonsion Model Number: BT30-C Style: Headband Communication: Wireless Connectors: USB Use: Portable Media Player Function: Bluetooth,Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Type: Bluetooth For use: Mobile notebook ipad Color: black/white Connector: Bluetooth Compatibility: Mobile Phone, PC, MP3 player, etc. Packaging & Delivery Packaging Detail: blister package or color box Delivery Detail: delivery in 30 to 35 days around after got the deposit in advanc Specifications Bluetooth Headphone With TF Slot 1.new model 2.turnable 180 degree cover 3.stereo headset 4.welcome OEM brand Bluetooth headphone With TF Slot For Notebook Mobile Product Specifications: Wireless frequency:2.404-2.479GHz, ISM BAND Operating Voltage and current:30mA 3.7V.( 3.7v 500mA lithium ion battery) Speaker Frequency Response:20Hz-20KHzMicrophone Frequency Response:100Hz-8KHz SNR of speaker:>70dBSNR of microphone:>=55dBD