Specifications bluetooth speaker 1.Signal-to-noise ratio : >76dB 2.Color:multi 3.Excellent sound 4.Fashionable look Mini bluetooth speaker Specifications:Brand Name: OEM Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Special Feature: Wireless,Portable,Mini
Specifications portable Bluetooth Speaker 1.Mini Bluetooth speaker hanging portable design 2. Bluetooth wireless audio transmission Innovation bluetooth mini speaker,laptop computer woofer bluetooth speaker ,portable speaker ,mini speaker Features:1,bluetooth version: V3.02,frequency:2.402-2.480GHz3,working distance maximal 10 meter4,imdepance 2.6Ω5,speaker unit:40mm6,3.5mm jack7,output 4W8,battery:600mAh9,NW:220g9,product size 74mm* 58mm10,working hours:about 5 hours playing music about 7 hours for call11, support TF card maximal 8G Specifications : bluetoothTF cardline in next song and previous songhand call free,FM Technical parameters: Power supplier:DC5VOutput power:3W(1KHz,THD10%)Frequency:200Hz——20KHzSignal&noise ratio≥80dBImpedance:4 OHM(Ω)Li-ion Output:5V Li-ion Input:3.7V~4.2V+0.05V Lithium battery capacity:600mAhSpeaker Unit:45mmCase Material:metalDimensions:Dia74mm*H59mmWeig
Specifications Portable Mini Wireless Bluetooth Speaker 1.Excellent sound 2.Fashionable look 3. Support TF card 4.Built-in li-ion battery Specifications: 1.Accord with bluetooth V3.0 2. Transmission range:<10M3. USB charging voltage :DC 5V4. Output power:3W5. Built-in Power : Li-ion Battery 3.7V/650MAH6. Battery Lifetime:4 hours &
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
Specifications Bluetooth speaker 1)Patented product 2)Unique design 3)Metal aluminum body 4)LCD display Bluetooth SpeakerNew Design high quality Bluetooth SpeakerPatented product, not allow anyone copy Features:1)Touch button2)Unique design3)Metal aluminum body4)LCD display Specifications 1)1.1 inch LCD display 2)Powerful battery 5B 3)Connect any Bluetooth Devices anywhere, any time, such as tablet PC, mobile phone,computer,MP3,MP4,PSP etc 4)Built-in Micphone, talk freely, wireles talking while call coming 5)Perfect sound, voice great 6)Support audio AUX, 3.5mm plug in, easily connect other audio devices 7)Bluetooth 2.1 + EDR, wireless range 10-25 meters 8)Frenquency: 100Hz-20KHz 9)Portable size ( LxWxH ) 77 mm x 77 mm x42mm 10)Charging time: 3-4 hours 11)Display time: 8 hours
Brand Name: HL Model Number: HL-M17 Type: Active Use: Portable Audio Player,Mobile Phone,Computer,Outdoor,indoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Communication: Wireless Bluetooth: EDR2.0 Function: Receive phone call, mini speaker, mp3 player, USB disk drive Connection: Bluetooth Outside shell Color: Black, Silver, Orange, Silver gray, Item Size: 95*55*9mm Item net weight: 90gram Packaging & Delivery Packaging Detail: 1. 1pc/crystal box/bubble bag; 45pcs/Carton box. 2. Carton box size: 41.5*25*25cm, 13kg/Carton. Delivery Detail: Within 1-2 working days afater payment received Specifications 1. Smallest, Lightest! 2. Elegant outside design, suit as gift. 2. Multifunction. 3. Factory, OEM. 4. Sample order accept. 2013 New Product Elegant Design Multifunction Bluetooth Speaker 1. Smallest, Lightest!2. Elegant outside design, suit as gift.2. Multifunction.3. Factory, OEM.4. Sample order accept. &nb
Specifications 2013 Sucking Bluetooth Speaker 1. 3W output 2.Frequency: 150Hz-18KHz 3.Lithium baterry :500mAh Specifications
Specifications Bluetooth speaker: 1.Support handsfree 2.Fashion and small design 3.Best Sound quality 4.Built-in Anti-noise microphone Bluetooth Spearker support Wireless: 1.Fashion and small design2.Bluetooth V3.0+EDR compliant3.operating distance:10meters4.Best sound quality wireless speaker and speakerphone5.Support Bluetooth hands-free6.Noise signal ratio:95dB, high quality sound7.2th generation CVC for echo and noise reduction,ensuresincreased speech clarity8.2W Speaker Output Level:80dB at 0.5 m9.Built-in Anti-noise Microphone10.Talk time:Up to 4 hours11.music play time:Up to 3 hours12.Standby time:Up to 300 hourstime Package:1* Speaker1* USB Cable1* travel charger(optional)
Specifications Unique and Classic Audio Bluetooth Speaker-Driving car Speaker Basic Info. Model No.: YG20130422HS Moving Power Blue Tooth Speaker Audio Play Music Specifications:Unique and Classic Audio Bluetooth Speaker-Driving car SpeakerBasic Info.Model No.: YG20130422HSProduct Description:Mobile phone MP3/4,Single loudspeaker diaphragm,With memory function,With a hands-free call function,Can be directly on the speakers on the/first,Suitable for the iPhone, iPad, blackberry and notebook, and other bluetooth devices with spare batteries
Brand Name: JM Model Number: JMb01 Type: Active Use: Portable Audio Player,Mobile Phone,Karaoke Player Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) white: red black Specifications this products have bluetooth function ,TF card ,FM radio,hands free phone and so on function UFO shape Bluetooth speaker operation specifications This machine is a type of small and exquisite in appearance and brilliantly design , it is small multi-media Bluetooth speaker that convenient to carry, it is fit for home furnishing and outdoor travel, office's place and so on. Easy to enjoy the music anytime and anywhere,, it is for your computer and numerical code music player, mobile phone and so on audio-visual products provide super perfect sound quality Function characteristic:power switch: NO/OFF button, TO "NO" is open, TO "OFF" is close, when no insert the TF c
Specifications woofer bluetooth speaker 201supply mini mpower supply for hyunCompatible with all wireless Bluetooth Speaker Product Description Amazing, small and lightweight but perfectly formed and an essential accessory for any owner of an iPhone,Phone or Bluetooth device or any iPod or MP3 player, this ultra-mini but powerful rechargeable wireless 360 speaker is perfect for listening to your favorite music when you're on your travels or out with friends and family.Simply connect the Veho 360 bluetooth to your bluetooth device or to any 
Special Feature: Mini Packaging & Delivery Packaging Detail: normal package Delivery Detail: 1-3days after get payment Specifications Bluetooth Speaker Stereo Soundbox Amplifier 1. Frequency response:100Hz~20KHz 2. Special Feature:Wireless,Portable,Mini Portable Wireless Speaker Bluetooth Speaker Stereo Soundbox Amplifier Music Player Features:Amazing acoustic quality, large stereo music sound.Comply with Bluetooth 2.0 + A2DP standard, it can be connected to your cellphone or other Bluetooth device via wireless Bluetooth.Support LINE IN function: easily receiving the audio source from your cellphone, MP3, MP4, computer, etc through the 3.5mm audio cable.Built-in rechargeable Lithium-ion battery, long time music playing.Portable size with light weight, perfect for both home using and traveling using. Specifications:Color: WhiteTransfer distance: <10mFrequency response: 100Hz~20KHzSignal to noise ratio: >70DBSpeaker
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
Brand Name: KINGVO(can be OEM) Model Number: VO-661 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Teacher, Lecturer, Tour guide,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Colour: black/red/pink/blue FM: yes speaker: dual speaker 6W Battery: 2200AhM-3000mA Microphone: yes keywords: bluetooth speaker stereo: yes bass: support Packaging & Delivery Packaging Detail: each in a gift box, 40 pcs. per export carton Delivery Detail: 15-20 days Specifications mini bluetooth speaker /mini speaker with power bank function Touch LED Display Support USB &TF card New product 2013 Hot selling ! mini bluetooth speaker with power bank function /Touch LED Display /CSR moduleVO-661 mini speaker Features Outdoor Bluetooth Speakers , Bluetooth Speakers for iphone, iphone Bluetooth Speaker High Quality Bluetooth Speaker , wireless Blu
Specifications bluetooth speaker 1,Portable, enjoy music everytime 2,Attractive out apperance 3,many color 4,MP3,MP4,iphone 2013 hot!!bluetooth speaker Brand NameIIPOWERMaterialPu or according your requirementType Speaker Colorprovide the pan toneFunctionsound intensifierOccasiontraveling,hiking,camping,outdoorSizeAccording to the customerdesignfashion,unique,leisure Power source1.5*2 AA batteryCertificationRoHs,CE SpecificationsSpeaker bag,Portable speaker bag,Equipped with a powerful stereo sound speaker system,listen and share your music anywhere.Features: speaker bag, portable speaker, mini speaker bag, MP3 Speaker bagCarrying Bag with Speaker Integrated for MP3 Player Design, practical and robust Carry and protect your Ipod ,mp3 player anywhere you go.
Brand Name: CQ Model Number: CQ-JB9R Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooh ver.: 2.0 Product size:: 28.1*9.7*9.7cm Output:: RMS 15*2 THD=10% Frequency response:: 200-18khs Power input:: 15V connector Range:: 10~20m effective range N.W.:: 985g Package:: 32.5*12.5*13cm Packaging & Delivery Packaging Detail: white box size:325*125*130mm Delivery Detail: 25-30 WORKING DAYS Specifications Good design wooden High-end bluetooth speaker with good sound, facotry price.Look simple&nice,good taste,CE RoHS Good design wooden High-end bluetooth speaker with good sound, facotry price.Look simple&nice,good taste,CE RoHS Specifications:1. steam music via bluetooh technology2. bluetooh ver.2.03. Aux in for easy connection to almost any electronic device.4. product size:28.1*9.7*9.7cm5. output:RMS 30W THD=10%6. frequenc
Brand Name: OEM speakers Model Number: BM-S10A Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Outdoor Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) color: yellow, white, black,red,blue Packaging & Delivery Packaging Detail: 1pc one color box,50 pcs per carton Delivery Detail: 5-20days( depend on your QTY ) Specifications Fm radio portable usb mini music car bluetooth speaker Digital display,support music play USB/TF reader 1.Specification : *Unit Size: 180*75*55mm * FM radio: 87-108MHZ *Support music format: MP3 *Battery: 5C Lithium battery,replaceable &rechargeable 2. Parameter: *Output power :(RMS) 3.0Wx 2 *Drive unit size: 4Ω/2.5W *AUX: 450mA *FM: 38
Brand Name: OEM Model Number: STD-M323L Type: Passive Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Color: Normal colors Material: ABS+Metal Function: Bluetooth function,FM,Micro SD reader Built in: Microphone and Lithium battery Bluetooth Version: Bluetooth A2DP Leading time: 15-20days MOQ: 500pcs Accessories: audio cable,usb cable,manual Package: Color box Shipping: Sea or Air Packaging & Delivery Packaging Detail: Gift box inside with carton box outside Delivery Detail: 15-20days Specifications Metal Portable Bluetooth Speaker (STD-M323L) Dia60mm*H60mm*53mm Function:Enjoy the loud and pure music Material:ABS+Metal Super Bass Metal Portable Bluetooth Speaker with FM/Micro SD function(STD-M323L) Power supplier DC5V ,500mahOutput power3W(1KHz,THD10%)Frequency60Hz——18KHzSignal&noise ratio ≥95dBImpedance2.6 OHM(Ω)Li-ion
Brand Name: XINVO Model Number: XV-BS10 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooth Version: 3.0 Range: 10meters MAX Power output: 3W Frenquency: 2.402-2.480GHz MIC Sensitivity: -32db Receive Sensitivity: Better than -82dBm Data Transmission: Up to 3Mbps UART Data Transmission Rate: 115200bps Charing Voltage: 3.7V to 4.2V DC Battery: 600MAH Packaging & Delivery Packaging Detail: Gift box packing Unit product size: 65xH78mm Unit packing size: 12.4x8.8x6.5cm Carton size: 45.5x35x27CM G.W.:19.6KGS QTY:50pcs Delivery Detail: 3-5 working days after receive the payment Specifications 1.Metal Bluetooth Speaker 2.Subwoofer Design 3.Warranty 1 year 4.Sample is avaiable 5.Logo is customized. Portable Hand Gesture Recognition Bluetooth Speaker With TF Card Slot Smartphones and tablets are great. Smartphone and table
Specifications Portable speaker, bluetooth speaker, audio speaker 1.Bluetooth Version: 3.0 2.Material:Plastic+UV 3.Hands-free call 4.Cheap Portable speaker, bluetooth speaker, audio 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 growing. To this end,We launch a strong hit of the high-end market BS-03 portable audio products .As follows: 1.Products description: Bluetooth speaker(BS-03) Description*Portable mini bluetooth speakerFeatures*Bluetooth protocol with 2.4GHZ A2DP+AVRCP*Heavy bass design*AUX audio-in *Function Key:Four square keys *Hands-free phone call With MIC*Support TF Card *NO FM function*Material:Plastic+UVSpecification*RF range: With 10m FM range:87.5-108MHZ*Loudspeaker output: 3W(1KHz,THD 10%)*Signal-to-noise: ≥75dB *Distortion: ≤10% *Driver:4 ohm*DC-in 5V*Built-in Li-polymer batteryColours A
Brand Name: SHUWEI Model Number: SW-025 Type: Active Use: Portable Audio Player,Mobile Phone,Computer,gift,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) For use:: MP3/MP4,mobilephone,PC Special funtion: bluetooth Material:: ABS&Aluminium shap:: mini speaker box Color:: Pink,Black,Slivery Interface:: TF Card Slots:: TF Card Packaging & Delivery Packaging Detail: Each unit in plastic bag then in a color box; Delivery Detail: less than one month Specifications -bluetooth speaker -wireless -Support USB ,TF, , -for MP3/4,PC,mobilephone -Rechargeable battery Product No.:SW-025 Technical parameters: FeaturesBuilt-in battery Built-in rechargeable battery Audio output 3.5MM stereo audio output interface Power outage memory can automatically remembers the tracks when last time exit Bluetooth Maximum receiving distance of 10 meters USB Card reder can connected with the compute
Brand Name: AROCCOM Model Number: MS.Rose-BS03 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Computer,Stage Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Pattern: cylinder-shaped Color: Silver Grey Battery Capacity: 1000mAh Bluetooth Version: v2.1+EDR.compatible with 3.0+EDR Receive Distance: About 10M without obstacle Packaging & Delivery Packaging Detail: 1. Neutral Packing 2. OEM Packing Delivery Detail: About 20 days after sample approval Specifications bluetooth speaker, audio speaker Hands-free calls supported High speed and sensitivity Low power consumption Product Namemini bluetooth speaker, audio speaker,mini speaker Highlights 1. Compact and portable design, easy to carry 2. Support for hands-free calls 3. Metal housing with Hi-Fi heavy bass 4. V2.1+EDR Bluetooth chipset 
Specifications bluetooth speaker 1.for mobile phone,MP3,computer.. 2.Support TF card 3.Bluetooth Remote Control 4. LED screen card speaker
Brand Name: CEE,CEE / OEM Model Number: Alpha-001 Type: Active 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) Certificate: CE,RHos Use for: PC,mobile phone etc all devices with bluetooth function Power: rechargeable lithium battery Bluetooth: 2.0+EDR Input: mini USB,TF card,3.5mmAUX jack,FM radio other features: ABS materials and various color Delivery time: depends on your quantity Payment terms: T/T,L/C,Western union,Money Gram Packaging & Delivery Packaging Detail: Gift Box or Your OEM box Delivery Detail: depends on your quantity Specifications 1.mini bluetooth speaker 2.support USB,TFcard, AUX jack, FM radio 3.lithium battery 4.Promotion gift 5.OEM/ODM Mini USB bluetooth speaker--Brown Support all devices with bluetooth function such as mobile phone, PC,iphone ,ipad Mp3 MP4 tablet Competitive price with good quality unique des
Specifications 1, wireless bluetooth speaker 2, Excellent sound 3,best quality,lowest price 4,stock,fast delivery 5,handfree function 2013 hot seller bluetooth speaker/wireless bluetooth speaker/mini speaker features of bluetooth speaker 1, Bluetooth Speaker 2, HIFI Bluetooth Design Can Read MP3 and USB Flash Drive funtion 3,Aux Function ,5P Charging jacke 4, Outlay Li battery 5,FM Radio , hands free call Voltage :5V Material:ABS distortion rate :1% SNR:85dB Power rated :8W Frequency response :100-18khz Jacket :3.5 mm audio jacket Product Size : 62*62*65MM Within a magnetic Speaker Size : Dia.40 *H22.5MM Speaker Features : DUAL voice coil , 10-core dual magnetic Color Box Size :92*92*90MM Net Weight : 166g Line in Input/Support Bluetooth Play / Support TF Card Player /Support MP3 WMA Format/Mini USB 5V Support charging /Bulit in 4.2V lithium polymer battery  
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: M-Queen Model Number: MQ-712S bluetooth speaker / mini speaker / portable speaker Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,bluetooth speaker / mini speaker / portable speaker Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Name: bluetooth speaker / mini speaker / portable speaker Output power: 3W Sensitivity:: 600mV Frequency response: 80HZ - 18KHZ SNR: 70db Unit Size: D60*65mm Color: red blue green Bluetooth sensitivity: -90dBm Battery charging time: about 2.5 hours Size:: D60*65mm Packaging & Delivery Packaging Detail: bluetooth speaker / mini speaker / portable speaker blister or plastic box Delivery Detail: 2-7workadays Specifications bluetooth speaker / mini speaker / portable speaker MIC Function FT Card slot 3.5mm Audio Jack Mini USB Charge Jack bluetooth speaker Sample firstLOGO or not?Color?Quantity?Shipping to where? wireless bluetooth speaker / mini
Brand Name: OEM Model Number: H-5100R Type: Active Use: Home Theatre,Portable Audio Player,Karaoke Player,Outdoor Channels: 6 (5.1) Place of Origin: Guangdong China (Mainland) Color: Customized Power Supply: 220V~240V 50Hz/60Hz Output: 30W+10W*5RMS) Input Sensitivity: 350mV S/N: On/Above 65dB Separation: On/Above 40dB Frequency Response: 40Hz-20KHz Subwoofer Drive: 5.25" Satallite Drive: 3" Packaging & Delivery Packaging Detail: Color Box:398*384*330 mm Carton Box:B=B 788*410*345mm 2sets/carton Delivery Detail: 30-45 days after receipt deposit Specifications 1.5.1 bluetooth speaker;5.1 speaker;bluetooth speaker 2.With USB SD card slot 3.With remote and FM radio 4.5.25"woofer Blue/Red 100W 5.1 Bluetooth Speaker (H-5100R) Features: 1.5.1 Home theatre system 2.Built-in FM radio 3.Optional Video output and Bluetooth functions 4.With input cable,can connct to MP3/DVD/Computer/VCD/EVD etc. 5.Built-in USB&SD card
Specifications NEWLY DESIGN multifunction bluetooth speaker KD-025 5 V - USB straight charging source interface Support Micro TF card NEWLY DESIGN multifunction bluetooth speaker KD-025 Function Description>>Double horn output speakers;>>Power bank;
Brand Name: DY Model Number: DY-A102 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Battery capacity: 450mAh Charger Voltage: 5V Frequancy response: 20Hz-15KHz Sensitivity: 82dB±2dB Color: gold,silver,black,red,etc Packaging & Delivery Packaging Detail: 1.Gift boxsize/weight:11.3*6.8*6.8cm 2.OEM is welcome by customer Delivery Detail: 5--15 working days Specifications 1.Wireless bluetooth speaker 2.Configure TF card slot 3.OEM is welcome by customer 4.Factory price Wireless bluetooth speakers with TF card slot Specification Model no.DY-A102Battery capacity450mAhCharger Voltage5VFrequancy response 20Hz-15KHz Sensitivity82dB±2dB Distortion ≤0.3% Available 10m Impedance 2.6 ohm SNR 95Db Charging Time 2.5h Playing Time 10h Playback formatMP3TF card playerSupportCard reader functionSupportAux