Specifications MS13 2 inch bluetooth speaker high power square ROHS full range speaker continue power test 100hours low bass 8ohm RMS 7W MS13 2 inch bluetooth speaker -rubber surround aluminum cone ,smart apprearance -low bass Fo170HZ - high power design 8 ohm 7W -waterproof speakr -speaker pass salt spray and high temperature - 80 degree and 95% humidity - continue power test 100hours NO. ItemSpecification1voice coil impedance7.2Ω2voice coil size / material13mm / ASV3cone / edgepaper cone / rubber edge4resonant freq (FO)170 Hz ± 20%Hz5output S.P.L.80±3dB mean value (1M/1W)6freq response170 Hz ~18K Hz7rated power input7 watts8max power input10 watts9wagnetΦ45×Φ22×8mm 48.4 g / 1.71 oz10weight115 g / 4.06 oz
Brand Name: OEM Model Number: GHX-blue Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,all devices with bluetooth function Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Work time: 4-5 hours Battery Voltage/Capacity: 520mAh Battery Charging Votage: 5V Operating Distance: up to 32 feet (10 m) Frequency Response: 280HZ-16KHZ Signal-to-Noise: â¥95dB Distortion: â¤0.5% Speaker Dia.: 45mm N.W.: 220g certificate: CE&Roh Packaging & Delivery Packaging Detail: white box: 60*60*50mm Delivery Detail: 5-7 days Specifications 1.Mini Wireless bluetooth speaker 2.Support all devices with bluetooth function CE&Rohs 2013 Hot Sale Mini Wireless Bluetooth Speaker: Basic InformationMaterialStainless steel + ABSAvailable Color white, black, silver, red, blue, gray, gold,bronzeNet Weight240gSize60*60*50 mmLogoOEMAccessoriesUSB cable, audio cable, user manualpacking infoGift B
Specifications Mini bluetooth speaker YT508 with USB/TF 1.perfect Sound system 2.High-end products 3.Classic sports car mode 4.USB/TF Hi-fi stereo mini powerful bluetooth speaker YT508 with USB/TF Our goals: Integrity Win-Win Quality Innovation www.fsyt.net.cn Input signalmp3/FMFM bandwidths87.5MHZ-108MHZaudio interfaceAUX 3.5mmsensitivity85dBOutput power15WSNR≥84dB±4channel2.0Frequency Response150Hz~20KHzvoltageDC 5VImpedance4ΩSpeaker unit1*40MMmp3 Stream rate32Kbps~320KbpsChassis and casealuminium alloypower rating3w*1TFYESperfect use temperature range0°C~50°CExternal batteryYES Built-in batteryYES LED Charge reminderYES Portable SpeakersYES memory playYES active speaker syst
Brand Name: HOWKING Model Number: HBT602 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Material: Metal Size: Mini Color: multi Packaging & Delivery Packaging Detail: GIFT BOX Delivery Detail: 7 DAYS AFTER PAYMENT Specifications 1.Bluetooth Speaker fashion design 2.TF card 3.Stereo sound 4.Rechargable battery Blue and white porcelain wireless rechargeable portable,mini bluetooth speaker HKB602 for iphone &ipad&PC Specifications Portable size Built-in bluetooth RF wireless module Metal cabinet,rechargeable battery Support iPhone,ipod,mobile phone,ect1.Mini Multi-function speaker with bluetooth2.Built-in Bluetooth RF wireless module,meets the latest Bluetooth 2.1+ED standard 3.Support Bluetooth stereo sound,perfect sound quality,outstanding bass effect4.Support iPhone,ipad and all telephone which with Bluetooth function5.Wit
Brand Name: Hanlob Model Number: HLB-003 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage,Outdoor Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Channels:: 4 Speaker output:: 5w Signal-to-Noise Ratio:: ⥠95dB Battery capacity:: 5V±0.5V Use:: Portable Audio Player,Mobile Phone,Computer Special Feature:: Wireless,Portable,Mini Bluetooth transmission distance:: Bluetooth about 10 meters Frequency Response:: 280HZ-16KHZ colors:: black, red, blue, white Packaging & Delivery Packaging Detail: Color Box or by Requirement of clients Delivery Detail: 2-3 days after payment Specifications 1. portable, hanging portable design 2. BT audio transmission 3. variety of classic color for choice 4. Line connect 2013 high-end wireless bluetooth speaker with microphone Specifications 1.Power supplier:lithium battery:3.7-4 .2 V DC:5V ,600MA Li-ion battery
Specifications Bluetooth Speaker 1.Operation Range:Up to10 Meters 2.Dimension:155*61*45mm 3.Battery:1000Mah 4.Place of Origin:Shenzhen Bluetooth Speaker Speciafication:RMS: 4Ω, 3Watts Operation Range : Up to 10 Meters Bluetooth Version :Bluetooth V3.0+EDR Frequency Response: 100Hz---20KHz Dimension: 155*61*45mm Color:Blue/Black/Red Support: AUX in,Micro sd Card,Cellphone,MP3,MP4,MID,PC G.W: 17.0 KG G.W:18.0 KG Battery:1000mha Support: Hi-Audio quality control by A2DP V1.2 Features: 1.Compatible Bluetooth V2.1 + EDR version, SIG certified &
Specifications High-end Portable Bluetooth speaker for iphone ipad with stand BT008 1.elegant 2.with stand easy to use 3.build in battery High-end Portable Bluetooth speaker for iphone ipad with stand BT008 Mini bluetooth speaker for iphone ,ipad ,mobile phone 1)Attractive price 2)Patented design 3)Unique shape 4)Top quality
Specifications 1)CE/ROHS 2)2.1 Bluetooth Speaker with FM USB TF card 3)LINE connection 4)Support TF card 5)Phone hands free Hot sale Fashion cute sucker cupule Bluetooth Speaker,mini speaker Output 3.7V Loud speaker 3W; 4Ω Signal and noise ratio ≥80dBAccessories USB Cable, Audio Cable Power supply USB/DC 5V Frequency Response 50Hz-18KHz FM radio availableBattery capacity 900mAh Supply voltage 5V Use Portable Audio Player,Mobile Phone remote control supportmetarialmetal Specification
Brand Name: Kindly Model Number: KDL-299 Type: Active,wireless Use: Home Theatre,Mobile Phone,Computer,Outdoor,bluetooth devices Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) shape: colomn speaker: 3W 4ohm speaker size: 50mm version:: bluetooth 2.1 battery: build-in li-ion battery power: usb charge(DC 5V) card: TF card line in: 3.5 jack shell: metal +plastic Packaging & Delivery Packaging Detail: giftbox Delivery Detail: 30days Specifications -bluetooth 2.1 speaker -wireless -rechargeable -high quality sound -metal shell & glossy finish Bluetooth 2.1 Speaker,PortableWirelessRechargeableGood PerfomanceEnjoy Music Any Where,Any Time KDL-299, Portable Mini Bluetooth Speaker, -Feature: *bluetooth 2.1 version *wireless *range:<10m *high quality sound,3W 4ohm speaker *big sound, bass *50mm driver *build-in li battery, 500mah *rechargeable *power:usb charge(DC 5V
Specifications 1.bluetooth speaker 2.match easily with iphone,ipad. 3.supported usb, mp3, sd card 4.voltage:DC 5V 5.size:112x29.3mm bluetooth speaker new design products for 2013 flying saucer shape colors wireless bluetooth speaker mini audio speaker wholesale Model: JS-102 Feature: Speaker type: wireless Bluetooth speaker Adjust method: touch sensitive button Functions: Bluetooth audio input,Bluetooth handsfree,MP3,Line in,SD card Power supply:DC 5V(USB), Built-in lithium battery 420mAh Rated power:2.2W Speaker unit: Dia.36mm S/N:>80db Frequency response:90Hz-20kHz Audio Connector: 3.5mm Impedance:4 Omega Playing times:4 hours Size:112x29.3mm Other charact:Match easily with iphone,ip
Specifications 1.2013 Newest Fashion professional Mp3 bluetooth Speaker 2.Standard power: 1W*2CH 3.input voltage: DC 5V 4.support TF/FM ra
Model Number: KL BS002 Type: Active Use: Portable Audio Player,Mobile Phone,Computer,Outdoor Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) bluetooth standard: 2.1 +EDR Speaker size: 40MM Product size: 89*89*92mmX2 Bluetooth distance: 10 meters without any barriers Working time: 10 hours(medium volume) Net weight: 137gX2 Materials: ABS+PC Patent No.: 201230561003.4 Color: white+baby pink/pale bule;black+white/orange/orange red Packaging & Delivery Packaging Detail: White box 10set per carton/carton size: 66X27X25cm/G.W.: 8.5kgs Delivery Detail: 35days Specifications 1.Left and right surround stereo Bluetooth Speaker 2.Delicate appearance, 3.sound of nature, gives to artistic enjoyment bluetooth standard2.1 +EDRbluetooth agreementA2DPoutput poser3WSpeaker size40MMFrequency range65Hz-20KHzExternal power supplyDC 5VSNR86dBDegree of distortion0.5% 1W 1KHzProduct size89*89*92mmX2Battery capacity600 mAhBluetooth distance10 meters withou
Specifications Wireless Outdoor Bluetooth Speaker 1.For Bluetooth Device 2.Red,Silver,Blue,Green,Black 3.MOQ:100pcs 4.OEM Order Acceptable Mini Active Wireless Outdoor Bluetooth Speaker Features of Bluetooth Speaker:Supports for A2DPV1.2 and AVRCPV1.4 Profile:With high level of integration , low cost and low powerBluetooht standard V2.0Support A2DPV1.2 and AVRCPV1.4ProfilesWork with all sound source with 3.5 audio interface product like : MP3 ,Computer ,mobile phone ,CD player etcFrom a range of up to 10 meters from the speakers, wirelessly stream music from any Bluetooth-enabled device such as your mobile phone, notebook, iPhone or iPad. With music pouring out of its two powerful 3-inch drivers, be sure to grace your party with the latest hits and dance away. Compatible with iPhone 4, iPod Touch 4G, iPad, Droid (with latest operating platform) and other bluetooth devices Inbuilt lithium battery with 3 hours working timeAluminium housing to be more attractive and fas
Brand Name: dcr Model Number: PI-7 Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Stage Special Feature: Portable Place of Origin: Guangdong China (Mainland) color: red,black and white main feature: Cool design bluetooth speaker for mobile phone and computer Packaging & Delivery Packaging Detail: Mini portable bluetooth speaker with clear, full-range sound PE bag packing or according to customer's requirment Delivery Detail: within 2 days after the confirmation of your payment Specifications Mini portable bluetooth speaker with clear, full-range sound Speaker system with signature sound Mini portable bluetooth speaker High performance speaker with a sleek modern design. Precision engineered with the most advanced speaker technologies and materials to reveal the full sound of your digital music. All metal housings tuned for accurate music reproduction and amazing bass. Specification Type Bluetoo
Brand Name: JNP-TECH; OEM Model Number: JNP-SC08/08BT 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) Interface: Bluetooth, USB Product Size (W*H*D): 106*57*82mm Color: Four colors as pictures show Packaging & Delivery Packaging Detail: Neutral package. Or customized package. Delivery Detail: 25 days Specifications 1. Configuration: 2.0 System 2. Compact in appearance with high-power performance 3. New design for 2013 4. Factory price Basic Information: Configuration: 2.0 SystemConnectivity: Wired or BluetoothSupport TF card reader (option)Power Supplier: Built-in Li-polymer battery or by USBOutput (RMS): 2.0W*2Input/Output: 3.5 Φ line inputProduct Size(L*D*H): 106*57*82 mm Driver Unit: 2" Range Frequency: 150Hz-18KHz Pictures of JNP-SC08/08BT: Sound qualit
Brand Name: OEM Model Number: BT-S10 Type: Active Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Bluetooth Version: V2.1 Working Range: Up to 10 meters Working Time: 5 hours Dimension: 60x60x50mm Weight: 230g Color: Black/Silver/Red/Blue/Green Packaging & Delivery Packaging Detail: standard package Delivery Detail: 1-3 business days Specifications Mini Wireless Bluetooth Speaker for iPhone iPad Brand New High Quality Fast Shipping Factory Price Mini Wireless Bluetooth Speaker for iPhone iPad Support Phone/Laptop/Tablet PCSupport TF card (Micro SD)Modular 'Buddy-jack' design: connect a row of Mini Speakers to get jaw-dropping audio performanceExpanded BXS (Bass Xpansion system) drives a fuller, richer low-end responseNew larger 45mm driver delivers precise highs for superb soundSpecifications:Support A2DP, AVRCP, headset, handsfree profileBluetooth Version: V2.1
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 Mini portable bluetooth speaker Aluminium alloy+Acrylic shell FM radio/line in Mini digital speaker Colors LED lights Mini portable bluetooth speaker with flash LED light and fm radio Specifcations: Output:R M S 6W(3W+3W)THD=10%
Specifications Portable magnetic bluetooth speaker 1.2 in 1 magnetic speaker 2.Portable designing to match your Bluetooth devices Wireless portable bluetooth speaker 1.2 in 1 magnetic speaker2.Portable designing to match your Bluetooth devices3. 2.1+EDR Bluetooth 4.10M signal will be well received5.Wireless connection to iPad,iPhone or any Bluetooth-enable devices6.Rechargeable li-ion battery7.Output power: 3W(RMS)*2 8.Power supply: USB port or DC 5V9.With AUX port apply to PC, mobile phone, MP3, MP4 etc.10.Product size: Dia64X67MM*2pcs Hot sale bluetooth speaker Portable speaker!! Specification : Product sizeDia 64mm*67*mm*2Product weight0.170KGOutput power2W*2Power input voltageDC5VFrequency response60HZ—20khzSNR>70dBDistortion<0.8%SupportMP3/WMA formatFunctionApply to PC/mobile phone/MP3/MP4/Ipod/IpjoneInput wayBluetooth, USB cable,3.5mm stereo input cableDisplay time2 hoursBattery capacity1000mAhaccessoriesUSB c
Specifications mini protable wireless bluetooth speaker with handsfree 1.Has hands free function 2.Excellent Sound Performance 3.Fashion 2013 Hottest wireless bluetooth speaker Button Function: > In TF/Bluetooth mode when short press this button: next song; Long press :Volume up. Don’t work in AUX mode .< In In TF/Bluetooth mode when short press this button: previous song; Long press :Volume down. Don’t work in AUX mode . Multifunction button: In TF mode, short press this button : Play/Pause; In bluetooth mode, short press this button: Play/Pause/Answer/End/Cancel dial/PairIn bluetooth mode, double click: Last number redial;Long press for 2seconds: reject calls .In TF/AUX mode, press it will be TF card and AUX exchange . Bluetooth Pairingl Make sure the Bluetooth speaker is in the off state.l Press ON/OFF key to Bluetooth mode, blue LED will flash 6 tim
Specifications this product is own design Functional:Bluetooth audio input,Bluetooth speaker phone,Line in,IF Card Technical parametersSpeaker Type:Mini Bluetooth SpeakerMediation:Press-buttonSpecial Feature:Wireles,Portable,Mini,Line in,TF CardPower:DC 5V ,Lithium batteryLoudspeaker out put:3WSpeaker Unit: 36mmSignal -to-noise:>80DBDistortion: <0.5%@(1KHz) Freqeuncy Response:90Hz-20HzJack:3.5mmImpedence: 4Ω Working time:4 hours &nb
Specifications Opto electronic water spray speaker audio speaker bluetooth speaker 1. water spray speaker 2. Opto electronic 3. bluetooth Opto electronic water spray speaker audio speaker bluetooth speaker Detailed description : 1. The liquid using plant oil rather than water is more security non-conducting. 2. Brand new and good quality 3. Colorful light & Water built-in, funny dancing speaker, it is rather hot and fashion 4. Full rich sound 5. Concise appearance design,melody perfect match with water dance and LED lamp just is dazzle multicoloured 6. Dual track and double-horn. Feel the shock of the three-dimensional sense and sense of space 7. Compabible with all music players.[ MP3/4 ;Mobile Phone; Computer; Iphone;Ipad. etc..] 8. Stndard USB power plug, no battery power supply;high-quality of acrylic material extraordinary texture 9. Outward oppearance fashion; the use of simple; convenient, suitable for hom
Brand Name: FWD Model Number: FWD-E801 Type: Passive Use: Portable Audio Player,Mobile Phone,Computer Channels: 3 (2.1) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) Battery:: Rechargeable Li-Battery Virbration:: Support Colors:: Black, stainless, blue,green,purple weight:: 0.4KG Communication:: Support Loudspeaker Output:: 3W/4? Working voltage/current:: 3.7-4.2V Frequency:: 100HZ-- 20KHZ Material:: Metal+ABS Rated Power:: 3.0W Packaging & Delivery Packaging Detail: gift box.customed Delivery Detail: 3-5days after paid Specifications wireless bluetooth speaker. 1.Confirm to bluetooth V3.0 2.Support hand free calls, and echo weakening 3.High quality audio Nice columniform WirelessBluetoothSpeaker for iphone,ipad, andriod phone &
Brand Name: LEMO Model Number: LM-Y001 Type: Active Use: Portable Audio Player,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) useage: Bluetooth Speaker logo: Silk-Screen printing, color printing Material: Metal distance: 10 meters frequency: 2.402-2.480GHz Packaging & Delivery Packaging Detail: gift box, also can be customized according your requirment. Delivery Detail: 5-7 working days upon the payment Specifications Bluetooth Speaker 1. Stereo Sound Effect 2.Fast connection 3. Bluetooth 2.0+EDR 4. Built-in rechargeable li-ion battery Bluetooth Speaker Detailed Product DescriptionSupport: TF card, USB, FM Radio, Line in & Line out, earphone 1.Mini Multi-function speaker with bluetooth2.Built-in Bluetooth RF wireless module,meets the latest Bluetooth 2.1+ED standard 3.Support Bluetooth stereo sound,perfect sound quality,outstanding bass effect4.Support iPhone,ipad and all
Brand Name: EST Model Number: EGR Type: Active Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) bluetooth speaker: wireless bluetooth speaker Packaging & Delivery Packaging Detail: as your request Delivery Detail: within 20 days after sample approved Specifications * Mini design; * With handsfree function ; * Bluetooth Speaker with suction cup; * For phone; Features: 1.Bluetooth speaker with high capacity 400mAH rechargeable polymer lithium battery last up to 6 hours playback time;2. Housing bluetooth speaker with rubberized/silicone shell for waterproff and sunction cup for sucking on any smooth surface;3.Built-in microphone for hands-free phone calls;4.Mini Bluetooth Speaker with compact vacuum bass design;5.High-end stereo Bluetooth speaker;6.Can be used for outdoor camping, hiking, climbing mountains and other outdoor exercises;7.Portable bluetooth
Brand Name: Highstar Model Number: HSD9015B Type: Active,led light Use: Home Theatre,Mobile Phone,Computer Channels: 2 (2.0) Special Feature: Wireless,Portable Place of Origin: Guangdong China (Mainland) Unit size: 209*103mm color: black function: bluetooth speaker certificate: CE&ROHS Material: ABS speciality: sensor touch style: dimmer power supplier: adapter warranty: one year Packaging & Delivery Packaging Detail: gift box or white box Delivery Detail: 20-25days after your design and deposit are confirmed Specifications Bluetooth Speaker 1.LED light with sensor touch control 2.good sound quality 3.dimmer function for lamp 4. 2 w*2 speaker New Sensor Touch Dimmer Portable Bluetooth Speaker with LED Light Feature:1. White LED Lamp with Bluetooth Speaker 2. Max. Poer Output: 2W x 2 3. Frequency Range: 180-20KHz 4. Sensitivity: > 60 DB 5. Sesnor Touch to control LED lamp ON/OFF, and dimmer as well 6. Blue LED indicators 7. AC adapter (included) 8. 3.5mm Audio Jack cable(i
Specifications wireless bluetooth speaker for Iphone,Ipad,Ipod,tablets 1.Support bluetooth device 2.Support A2DP&ARCP 3.hidden key wireless bluetooth speaker for Iphone,Ipad,Ipod,tablets,computer Works with most Bluetooth-enabled deviceVolume controlMedia control: pause, play and Music TrackWhen the speaker is switched on it auto connects to last connects device .Micro USB power charging portBuilt in li-ion battery 260mah. .Various colors for your pick up! Professional Customized color box and carton design! &nb
Brand Name: Topstar Model Number: Top-SP002 Type: Passive Use: Home Theatre,Portable Audio Player,Mobile Phone,Karaoke Player,Computer,Outdoor Channels: 1 Special Feature: Wireless,Portable,Mini Place of Origin: Guangdong China (Mainland) lithium battery voltage: 3.7V colors option: white balck blue material: aluminium frequency: 60Hz-18KHz SNR: â¥95DB horn spec: 40MM 3Ω ,3W distortion degree: â¤0.5% size: 60*60*57MM recharged voltage: 5V logo: b or customized Packaging & Delivery Packaging Detail: full package Delivery Detail: 24 hours upon the payment Specifications portable setero mini bluetooth speaker 2012 new Top-SP002 favourable price cute lovely design fantanstic sound effect portable setero mini bluetooth speaker 2012 new Top-SP002 super bass blutooth speaker1.single-channel portable speaker2.supports ipads,iphone,sumsung ,HTC ETC smart handphone 3.powered by built-in lithium battery4.quick -charging f
Specifications 1.high sound quality 2.attractive design 3.Super mellow and soft touch 4. Easy to carry 5. Competitive price BT Speakers for smart phone,can suck on phone ,pc,and other item Specifications: Bluetooth version 3.0+ EDR, class IIOutput power :3W Frequency: 2.40-2.48GHzBluetooth range : 18M Support: HSP, HFP, A2DP Power port : USB/DC 5VProduct Size: Φ62*H59 mm Battery: 400MAHtalk time : 3 H &nb
Specifications 1.wireless bluetooth speaker 2.High quality with best price 3.Beautiful shape and design Product description:<UL>It is an ultra-compact portable Bluetooth stereo speaker Compatible with all Bluetooth-enabled mobile phones, iPhone, iPad, tablets, PC/Mac or any device with an AUX-in 3.5mm interfaceIncludes an built-in omnidirectional microphone perfect for conference calls or answering calls hands free</ul>Technical parameters:<UL>Rated impedance: 4ohmRated power: 3WRated voltage: DC5VFrequency response: 90-20KHzSensitivity: 80db ± 2dbSpeaker: 1.6 inchesAux in: 3.5mm audio jackSNR: ≥85dbDistortion: ≤0.3%Power supply: DC 5V built-in Li-ion battery