Specifications 1.Portable metal design 2.Bluetooth wireless audio transmission 3.Lithium Battery play time 5hours 4. Mic & TF card factory wholesale portable bluetooth speaker with Micphone Product Function1. Portable metal design 2. Bluetooth wireless audio transmission 3. Variety of classic color for choice 4. LINE IN5.Volume Control6. With phone handsfree calling7.Computer card reader,data transmission8.Computer sound card,voice output9. Support TF card/micro sd card MP3 function10.Voice prompt function 11. FM radio optional Product ParameterFEATUREIMPLEMENTATIONBluetoothVersionV:3.0Frequency2.402-2.480GHzMax Power Output3WMIC Sensitivity-32dbReceiving SensitivityBetter than82dBmDistance10metersData TransmissionUp to 3Mbps(over the air)UART Data Transmission115200bpsVoltageCharging3.7V –4.2V DCWorking4.8V –5.5V DCCurrentWorking200MAQuiescent Current>1UABattery Capacity650MAHAntennaBuilt inTF card slotSupport TF card
Brand Name: OEM Model Number: ORY-Y05 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Material: metal and plastic style: Bluetooth speaker FM: support battery: Rechargeable Li-battery support: micro sd card color: five color for choosing warranty: 1 year Shipping: DHL,ups,ems,fedex,by air,by sea,etc. Packing: gift box Packaging & Delivery Packaging Detail: standard pack Delivery Detail: 3-5days after your payment Specifications bluetooth portable mini speaker 1.Smallest Bluetooth speaker 2.Hi-fi effect bluetooth speaker 3.MOQ:50PCS lead time:2days Good sound effect mini speaker bluetooth portable mini speaker1.Smallest mini speaker2.Hi-fi effect bluetooth speaker3.MOQ:50PCS 4.warranty:1 year Bluetooth speaker Specification: Good sound effect mini bluetooth speaker *support micro sd card,Support bluetho
Specifications 1.new style wireless bluetooth speaker. 2.working when you connect TF card/computer/mp3/mp4/cell phone/tablet PC etc. materialaluminium alloy+ABSsize59*-59*55mmweight72gcolorsilver,red,green,blue etcMOQ500packinggift box 1.Various colors for your choose,such as red,silver,black,gold.Warmly welcome OEM requirement. 2.Stereo sound,buildin Li-ion battery,rechargeable from usb port. 3.Bluetooth wireless receives function,remote control distance: Up to 10m. 4.Work when you connect TF card/computer/mp3/mp4/cell phone/tablet PC etc.(cell phone,tablet PC etc requests bluetooth software installing) 5.Speaker: 4Ω 3W. Package including:
Brand Name: wesent Model Number: wst-827 Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor,wash room Channels: 6 (5.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: white, yellow, black, pink, blue S/N: 80db frequency: 65~20KHZ sensitivity: 86db Packaging & Delivery Packaging Detail: blister box Delivery Detail: 3~25days Specifications 1.portable bluetooth speaker with microphone 2.handsfree phone call 3.stereo deep bass speakers 4.waterproof function Features:1.waterproof bluetooth wireless speaker2.with microphone, wireless handsfree phone call3.with tf card mp3 player4.fashion design, portable5.waterproof function, excellent for use in wash room.6.easy paste the wall, car, desk... And easy move, very convinent and fashion.7.charge battery. Specifications: 1.Input sensitivity: 300M
Specifications Exclusive Brand Mini New Bluetooth Speaker Wireless Portable High Quality 2.OEM/ODM factory Exclusive Brand Mini New Bluetooth Speaker Wireless Portable High Quality
Specifications 1.wireless speaker 2.Sound quality is good 3. long operating life 4 Bluetooth3.0 5.LED Indicator Lights Bluetooth speakers for home theatre Specification Speaker type Portable bluetooth speakers Bluetooth solutionUsing the latest CSR BC6 chip, sound quality and RF significantly enhance the overall performance, in line with the BLU ET00 V3.0 standard. Transmission distance 10MPower supply mode Lithium battery voltage: 3.7V Play time 2.5-3hCharging voltage 5VBattery capacity 700mAh Frequency response 60HZ-18kHZ Packing 24 colour boxes/carton MOQ 1000Pcs
Specifications mini bluetooth speaker 1.ABS+ Aluminum 2.fast delivery 3.one year warranty 4.CE,FCC,ROHS certification Newest Mini Bluetooth Wireless Speaker, Rechargeable and Portable 2012 new mini wirelessBluetoothspeaker with hands free for mobile phone(music angel bluetooth speaker) Product Description It is an ultra-compact portable Bluetooth stereo speaker w.Compatible with all Bluetooth-enabled mobile phones, Tablets PC/or any device with an AUX-In 3.5 mm interface. Includes an built-in omni-directional microphone perfect for conference calls or answering calls hands free. Technical Parameters:Rated Impedance:4ohmRated Power:3wR
Brand Name: SZHZK Model Number: HZK-M013 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Output power: 3W Color: Red/silver white Loud speaking: 50MM, 4Ω Product size: 68*58*58mm Mass storage: 650mA Response rate: 80db±2db SNR: â¥80Db Output: 3.7V Input: 5.0V Material: Aluminium Packaging & Delivery Packaging Detail: 100pcs/ctn Delivery Detail: 3-10workdays Specifications bluetooth speaker 1.Output power: 3W 2.Color:red,blue,silver,black 3.Output:3.7v 4.product size:68*58*58mm New style vibration audio audio wireless bluetooth speaker specifications Output power3WColorRed,Silver white etc.Built-in loud speaking50mm 4Ω 3WFrequency response120Hz-20KHzMass storage450mAResponse rate80db±2dbSNR≥80Db New style vibration audio audio wireless bluetooth speaker characterastics &nb
Brand Name: ectech Model Number: bs07 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Home Theatre,Portable Audio Player Channels: 6 (5.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Size: 56*65mm color: black Version: Bluetooth V2.1+EDR Material: ABS Battery: 3.7V/500MA brand: OEM Frequency Response: 20HZ-20KHZ MNG, ICO warranty: one year CSRResolution: RDA Specifications bluetooth portble speaker 1. Wireless,Portable,Mini 2.Frequency Response 20HZ-20KHZ 3.supports TF cards 360 degree omni-dir CSRResolution:RDA Size :56*65mm Color: Black Material:ABS Bluetooth Version:Bluetooth V2.1+EDR Frequency Response:20HZ-20KHZ Range:10 meters SNR 80dB Power Supply: Built-in Battery, Mini USB Battery :Lithium Polymer Battery 3.7V/500MA supports bluetooth calling and hands free supports play memories for the last music supports TF cards 360 degree omni-directio nal sound
Brand Name: BTfrii Model Number: SMS-200 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) Specifications BTfrii SMS-200 Portable mini Bluetooth Speaker. Wireless and Rechargeable Battery. Play your music Anywher Anytime SMS-200 Portable mini Bluetooth Speaker Wireless and Rechargeable Battery! Play your music ANYWHERE ANYTIME! Capable of delivering powerful sound and hassle-free wireless pairing. Our Bluetooth speakers are perfect choice for convenient and high quality sound Specification Special FeaturesWireless, Portable, MiniChannels2BT VersionV3.0+EDRBluetooth Operation RangeUp to 10m awaySupport ProfileHeadset, and Hands free (A2DP, HSP, HFP)RMS Power3W, quality Speaker, Super BassAudio FormatMP3 or WMAOperationPlay/Pause/Stop/Forward and ReverseBatteryRechargeable Lithium Battery, 4hoursAc
Brand Name: YUANYANG Model Number: AC-0708 Type: Active Use: Home Theatre,Mobile Phone,Stage,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable Place of Origin: Guangdong China (Mainland) speaker units: 10"*4bass+5"*4tweeter power: 150W referency response: 50Hz-18kHz SNR: 85dB impedance: 8ohm material: wooden feature: multifunctional certificate: CE Packaging & Delivery Packaging Detail: stand export carton Delivery Detail: 25-40days Specifications remote control pa sound systems bluetooth speaker 1.rated power:150W 2.material:wooden 3.dual 10" speaker 4.manufacturer remote control pa sound systems bluetooth speaker Specification: 1.Speaker Unit:10"*4bass+5"*4tweeter2.Rated Power:150W3.Frequency Response: 50Hz-18KHz4.Sensitivity: 90db±3db(1w/1m)5.Impedance: 4Ohms-8Ohms6.SNR:95dB7.Material:wooden Function: 1. Built-in USB and SD memory card function, Support MP3 music format2.
Specifications Powerful super bass hands-free call bluetooth speaker 1. Induction function 2.portable wireless Portable, Wireless,Mini,Induction Bluetooth SpeakerSpecification:1. Frequency range: 2.402-2.480GHz.2.Max Power:3w3. MICt sensitivity: -32db4. receiving sensitivity: Better than -82dBm.5.distance:10metres6. data transmission:up yo 3Mbps UAR7. data-signalling rate: 115200bps 8.Charging Power: 3.7V –4.2V DC.9. working voltage: 4.8V –5.5V DC.10. working current:200mA11.Battery:600mAH Function:Wirless Bluetooth Input;Audio Transmission ; Handsfree function ;TF Card function; Hand gesture recognition"Prev/Next ,Stop and Play" NFC OptionalIndection Package:1.50pcs/box2.Carton Size: 45.5*35*273.carton weight: 19.6kg
Brand Name: VCOM Model Number: DS751 Type: Passive Use: Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooth version: Bluetooth 2.0 Frequency: 2.402~2.480GHz Output power (max): Class2 4dBm (at antenna pad) Distance: 10M Power: 3.5-4.2 V DC Data transmission: Up to 3Mbps (over the air) Packaging & Delivery Packaging Detail: poly bag, blister packing ,color box packing,OEM packing Delivery Detail: 25-30 days after the receipt of prepayment Specifications High Speed Mini Wifi Audio Bluetooth Speaker USB mini stereo LOW MOQ OEM available VCOM High Speed Mini Wifi Audio Bluetooth Speaker Quick DetailsBluetooth version : Bluetooth 2.0Frequency:2.402~2.480GHz Output power (max):Class2 4dBm (at antenna pad)Receiving sensitiviting:Berrer than -82dBm Data transmission :Up to 3Mbps (over the air)
Specifications 1.record function Bluetooth wireless speaker 2.Magic Cube design Features: l Size:90x90x90mm l Bluetooth Version: V2.1+EDR l Playing Time: Up to 5 hours l Standy Time: 40 Hours l Audio Output: 8W l DC In: DC 5V l With built in Microphone,support phone call l 3.5MM AUX in for MP3 or other device l Built in Li-ion battery for portable usage
Brand Name: OEM/ODM/QPS Model Number: MSI-02 Type: Active Use: Portable Audio Player,Mobile Phone,Computer, MP4MP3MP5 ect Channels: 1 Special Feature: Portable,Mini,Portable, Mini Place of Origin: Guangdong China (Mainland) Output: 3W AUX in: 5-pin Power Supply: Built-in Lithium-ion battery Compatible: with multimedia devices easy: easy to carry Material: Aluminum alloy Style: Active Battery Life: < 10 hours Sound: with high fidelity Packaging & Delivery Packaging Detail: package: *product size:50*40*40mm *gift box size:52x52x52mm *NW:82g,GW:110g *carton size:40*31*26cm *pcs/ctn:100pcs,14KG Delivery Detail: within 7 days for 50000pcs,30 days for 250000pcs Specifications Bluetooth Speaker 1.Compatible with multimedia device 2.Compatible Micro SD/U-disk/FM 3.Support bluetooth 4.5-pin AUX in Good Quality Bluetooth Speaker With Compatible USB/FM Features: 1.Built-in Lithium-ion battery;Power Supply:Lithium-ion,Computer-USB-in,DC-in2.Compatible mobile/c
Specifications mini bluetooth speaker 1-Wireless Bluetooth Speaker 2-FM Radio 3-Wired Speaker 4-Play music on TF card , voice prompt mini bluetooth speaker Features and Functions:1.Beautiful and delicate, easy to carry.2.Simple operation, easy to understand3.Support Bluetooth, Call, TF card, FM, USB charging, power supply mode, key definition4.Support wireless bluetooth stereo music playing from iPhone, iPad, computer, intelligent mobile phone, Bluetooth mobile phone etc.5.It can connect with computer headset jack, then directly play music.6.High capacity rechargeable lithium-ion battery, can be convenient for outdoor use for a long time7.Multiple colors for choice bluetooth speaker- specificationphotoOutput4R 3W Frequency response160-20KHZTransmisstion distance10mStandby time8 hoursCharging voltage5VProduct size71*69*70mm
Specifications 1.Support FM automatic searching 2.Bluetooth 2.1 + EDR, up to 10 meters 3.Support A2DP Bluetooth Agreement 4.Output Power: 1x KOHO Company Profile: KOHO is leading professional manufacturer of digital consumer electronics.The area of factory is 10,000m2,500 workers and above 50 engineers with above 10 years of experience in the electronic fields.We have many SMT machines and with enough assembly lines, with full test system.Main Products:Digital Photo Frame,Tablet PC, Game player, Advertising player, Waterproof speaker, and some other popular electronic products.ISO9001 ISO14000 certification to meet the strict quality requirements of our customers.CE,FCC,Rohs,UL certification to meet the standard certification all over the world.OEM and ODM productionWe always try to find best way to offer a quality products and service with competitive price
Brand Name: Hinsung Model Number: HS-WL1050 Type: Active Use: Portable Audio Player,Mobile Phone,Computer Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: China (Mainland) Color: Pink, Orange, Green Character: Super mellow and soft touch, cute and colorful appearance Bluetooth range: 18M Product Size: 62*H59 mm Support: HSP, HFP, A2DP Frequency range: 2.40-2.48GHz Power port: USB/DC5V Bluetooth version: V3.0 Package size: 91*H138 mm Product: Wireless bluetooth speaker Packaging & Delivery Packaging Detail: 1PCS/window box Delivery Detail: 10days Specifications colorful wireless bluetooth speaker mini speaker 1,suck on phone ,tablet PC 2,Wireless music and bluetooth hand-free 2013 new design,colorful wireless bluetooth speaker mini speaker Mini Bluetooth Speaker, can suck on phone ,tablet PCand other item Specification:Output power :3W &n
Brand Name: OEM/ODM Model Number: YM-S20 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Colour: red/green/white/blue/orange Packaging & Delivery Packaging Detail: the PVC + the gift box Delivery Detail: 5days Specifications portable wireless bluetooth speakers Factory Bluetooth mobile / Iphone speakers High Quality Lowest price CE,ROHS,FCC Bluetooh Speaker with alarm clockFeatures: • Bluetooth function (option) • Bluetooth Remote Control 10M - 15M Range • Can identify more than 95% of the bluetooth devices • Bluetooth Hands-free call • Support to read Micro SD card (TF card) / USB drive directly • It can connect with MP3 / MP4 / MP5 / computer mobile phone / iPhone / iPod / iPad by audio cable • Equipped with scalable FM Radio antenna • Alarm clock • 3.5mm ea
Specifications 1. bluetooth speaker 2.Can be connected with iPhone, iPod, iPad mobile,Mp3 3.With FM radio &TF Function 4.High sound quanlity LF-119M Portable Bluetooth Speaker u FEATURES ² 1.Outpower:3w*2 ² 2.Loud speaker:45mm ² 3.Signal and nosie ratio;>=80DB ² 4.Play mp3 format music from mp3/mobile/computer/TF cards. ² 5.Bluetooth connect to pc/mobile/ipod/and so on. ² 6.With FM radio function. ² 7.Support USB/TFcards for 16G at most ² 8.External rechargeable battery :BL-5C ² 9.Material:ABS plastic ² 10.Accessories:dc power supply cable ² 3.5mm audio tie-in u ACCESSORIES ² QTY: 40PCS² G.W:9.6KGS² N.W: 13.8KGS ² MEAS:25.4*48*62
Brand Name: UE Model Number: UE-W16 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: gray frequency response: 150-18KHz impedance: 4 ohm sensitivity: 80dB SNR: >=60dB Packaging & Delivery Packaging Detail: color box Delivery Detail: 35days Specifications 1.thick aluminum body 2.shocking bass sound 3.bluetooth & 3.5mm aux in 4.Built in Lithium battey Functions:1.Bluetooth speakers,compatible with most bluetooth devices2.Compatible with all devices supporting 3.5mm stereo3.Long-lasting built-in battery,rechargeable4.Two speakers are connected with a cable Features:1.Thick aluminium body, deliverying very strong bass2.Easy to connect it with computer or bluetooth devices,easy to operate.3.Really goog quality,providing Certificate CE&FCC Parameters: 1. Size height:10cm2. Power input 5v/1500mA AC
Specifications Mini bluetooth speaker, support TF card 1. Popular color and best selling item. 2. Support Support Phone/Laptop/TF card Mini bluetooth speaker, support TF card Product features MZ-520 is fashion in appearance, pure inacoustic, small and portable. It is convenient to use at home, outdoor tourism and business travel, you can enjoy music anywhere at any time. It is fit for your mobile phones, computers etc. well. Choosing the dreamer, enjoying music! 1.Wireless connection, Bluetooth transmission, completely out of the line of bondage.2.Save the power when the device is playing.3.Has powerful play function like TF card, computer speaker.4.Stereo, fully feeling of listen, bass sound is excellent.5.Fashion, perfect match with mobile. Technology parametersMain Function-Mini Bluetooth speakersOutput(RMS) -60WSound system:- StereoSpeaker’s Diameter: 45mmSound control- TogglePlayback Media- mobile, computer, TF cardTechnology standard- Bluetooth v2.0+EDR
Specifications 1. Mini bluetooth speaker 2.Bluetooth 3.0version 3.Hi-Fi audio system 4.Newest CSR BC6 chip 5.CE&RoHS Multi Color Mini Bluetooth Speaker Model:FD-100 *size :73*73*80mm*Material: ABS Plastic Highlights Incredible sound quality from a small packageEasy wireless connection--works up to 30 feet awayWorks with all Bluetooth-enabled devices: smart phones, tablets, and most notebooksLithium-ion rechargeable battery provides up to 4 hours of wireless play--no need to buy batteriesSimple on/off switch on the bottom of the uni Function 1.Adopting brand Bluetooth solution, suitable for Bluetooth mobile phone or Bluetooth adapter, supporting A2DP, HSP, HFP Bluetooth protocol, with strong compatibility. 2.Data transmission of computer and TF card 3.MP3 Audio Decode 4.Bluetooth hand free5.Voice function Reporting incoming call number Specificati
Brand Name: OEM Model Number: FMBLT010 Type: Active Use: Bluetooth Speaker,Home/Office/Gift bluetooth Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Material: Bluetooth Aluminum alloy+ABS Color: bluetooth Red, Blue, Silver, Black Weight: 140G bluetooth Support: Bluetooth, TF card, Hand-free, Line-in Packaging & Delivery Packaging Detail: Bluetooth speaker (1)White bx (2)Meas:54.5*25*27.5CM (3)Qty:100P/CTN (4)N.W./G.W:6/9kg Delivery Detail: 12-15days Specifications Mini Micro Wireless Bluetooth Speaker 1.Bluetooth 2.0 2.Portable to take 3.Support OEM 4.With TF card bluetooth speaker micro bluetooth speaker wireless speaker support TF card (hot selling) bluetooth speaker----led light Bluetooth Speaker main specifications:(1)Bluetooth version:Bluetooth v2.1+EDR(2)Working Range: 10meter(3)Built in 400-500mA rechargeable battery(4)Working time: 3-5hours(5)Support A2DP V1.2, AVRCP V1.4 profiles;(6)Support Line-in(7)Support mus
Brand Name: HR Model Number: BS-02 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Stage Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Name: portable speaker, bluetooth speaker, vibration speaker Bluetooth Version: 3.0 Frequency: 2.402-2.480GHz Max power output: 4W MIC sensitivity: -32db Receiving sensitivity: Better than -82dBm Battery Capcity: 600MAH Colour: Black, siliver, rose red, sky blue Product size: 7.4*5.9cm MOQ: 100pcs Packaging & Delivery Packaging Detail: 1pcs/Box or as per customers' requirements Delivery Detail: 5-20days Specifications portable speaker, bluetooth speaker, vibration speaker 1.Bluetooth Version: 3.0 2.Metal sense design 3.Hands-free call portable speaker, bluetooth speaker, vibration speaker: With the continuous development and expansion of the digital portable audio market, the pursuit of the avant-garde, high-end consumers of stylish digital audio demand is grow
Specifications bluetooth mini speaker, supporting IPHONE, IPAD, computer, smart phone, hands free calling,with microphone Specifications
Specifications 1) Egg shape 2) Support FM radio 3) Support micro SD card 4) Remote control 5) For laptop using Did you ever hear your table singing? Did you ever hear your door playing Jazz?Did you ever hear your window playing Rock?Did you ever hear your oven singing your love songs?Our vibration speaker can make it happen!!! 360degree surround sound!!! Vibration speaker is a magic audio frequency fixture. It is quite different from the traditional one which base on electro-magnetic coils.It makes any hard surface play euphonious musical notes,
Specifications .Compatible with all bluetooth -enabled mobile phone,iphone,ipad, tablets,pc/mac. . Calls or answering call hands free 1. Material: ABS 2.Support TF card 3.Incredible sound quality in a small footprint,connect wirelessly up to 10 feet away. 4.Accord with bluetooth 2.0 5. Transmission range:<10M 6.USB charging voltage:DC 5v 7.Output power: 3w 8.Built-in power:Li-ion battery 3.7v/450mA 9.Battery lifetime:4hours 10.Play music wirelessly 11.3.5mm audio input 12.handsfree function for phone
Brand Name: Pt Model Number: PT-BS-501 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Portable,Mini Place of Origin: Guangdong China (Mainland) color: colorful Packaging & Delivery Packaging Detail: customer request or other Delivery Detail: 10- 25days Specifications 1.High quality stereo music 2.With aluminum alloy material 3.for laptop ,tablets and other music players 2012 Hot!!! Aluminum Alloy Bluetooth Speaker Description : 1. Metal shell, dedicate and beatiful2. Built-in Li-Battery3. Hidden button at base4. Support iPhone/ iPad and other bluetooth device &nbs
Brand Name: HX Model Number: HX-SP003 Use: Portable Audio Player,Mobile Phone,Karaoke Player,Computer Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: red, blue, white, black, sliver Specifications 1.high qualitymini wireless speaker, small shape have big engery 2.Bluetooth handfree,supporing A2DP/ AVRCP. 3.easy to carry Mini Wireless Bluetooth Speaker support TF card mp3 music player with answer the call phone Specification: ButteryVoltage: 3.7V Capacity: 520mAh Charge Voltage: 5V New weight: 230g Distortion: ≤ 0.5% Lound speaker size:45mm 4 Ω 3W S/N: 95≥Db size: 60x 60x50mm Feature: 1. Insert the TF card to play music. Built in TF smart decoder, you can listen to mp3 music stored in TF card. 2. AUX Input plug: While work with AUX, it is easy to listen to sound from PC,MP3, MP4.3.Bluetooth Handfree: work with the bluetooth f