Product Name: Surround Sounds Portable Blue Tooth Full Frequency Speaker with Super Bass Sounds Model NO.: S-609 SNR: 70-80dB Sound Channel: 2.0 Cinema Types: Wireless Color: Multi Colors Power Range: <300W Structure: Desktop Speaker Usage: Computer, Home Theatre System, Karaoke, Radio, Portable Player, TV, Mobile Phone Speaker Material: Plastic Amplification Type: Active Bluetooth: 3.0+EDR Power: 3W Multi-Functions: Hand Free Call and So on Compatible: TF Card, USB Craft Shell: Craft metal Mesh Trademark: OEM Transport Package: Carton Origin: China HS Code: 85182200 Product Description Mini Size lightness Portable blue tooth Full frequency Speaker with Super bass and surround soundsItem: S-609Appearance patent number: ZL 2013 3 0291239.5Blue tooth 3.0+ EDRBattery Model: Recharging Lithium-ion battery built-in, with power capacity of 3.7V,400Ma/hSpeaker: 3W, 360°surround, super stereo, and super bassPower Output: 3W,Working Voltage: DC 5V/500mAh-1000mAhMaterial: ABS + Fabric clothes decoratedLaunch power:4dBmTYP:-90dBmHarmonic Distortion: <0.05% FM:<0.1%Working Temperature: 0ºC-60ºC Working frequency:2.402GHz-2.480GHzMusic playback time: 4hrs Constantly music playing time:4hrsJoint plug: 3.5mm AuxPlay Format: MP3Charging voltage: DC 5V/1ACharging time:4-5hrsTransmission distance: ≥ 10mDistance of MIC: ≤1mSignal-to-noise ratio : ≥75dBRated yin reactance :4 Ω Noise Elimination Circuit built in: Provide Noise Elimination functionSupport Freehand call, MIC, USB(max.32G), TF cardSupport: A2DP,AVRCP,HSP,HFP,EDRPlaying format: WAV,MP3,WMABluetooth music playSize: 82*82*58mm, N.Weight:308g, G.W:340g in color gift boxColor: Silver, Red, BlackFeatures:-3W surround Speaker plus double diaphragm Built in , provide precious ,Hi-Fi, super-bass and wide range of sound field-Water proof and dust proof designed-Portable hanger designed- Voice prompt built in, Freehand call, USB(max.32G), TF card-IOS battery volume display-Smart compatible to 99.9% devices including: Computer, most of the mobile phone , Laptop, Tablets or I Pad and PSP.-Noise Elimination Circuit built in: Provide Noise Elimination function-Support :A2DP,AVRCP,HSP,HFP,EDRPackage:Main body + manual+ USB line+ Aux 3.5mm lineIn color box:93*93*84mm40pcs in one outer carton: 50.5*39.7*22.5 cmG.W:12.3kg