2013 High-end Wireless Bluetooth Speaker With Microphone

Specifications 1) Output: RMS 3W 2)Loud speaker: 1.77 Inch 3)Line in: 3.5mm Stereo's plugs 4)Power :5v/1000mA 5) color: black,silver,r 1,can use in Mobile phone,Computer,MP3/4,PSP/FM/TF/USB2,Line in: 3.5mm Stereo's plugs 3,FM :87.5-108MHZ4,Power :5v/1000mA    Can use devices: Desktop computers,notebook, computers,psp,Tablet, computer MP3/MP4, Mobile phone etc. Mobile phone,Computer,MP3/4,PSP/FM/TF/USB Color: black,red,blue,silver,purple OPERATION INS TRUCTION Put DC5.0V adapter connecting into charging port from this speaker backside 1,to be charge It can play TF card, U disk with MP3,WMA format files in memory. 2,FM functional Frequency:87.5-108MHZ It can read memory as well to the machine and do not switch U disk/TF card 3,Put 3.5 audio input port connection to “AUX”,can input external 4,music sources and mobile phone MP3 MP4 PC etc audio sources Device press “M”button to be switch U disk,TF card and FM 5,backward(pressing shortly is to backward),pressing shortly is to back ward for Radio under condition FM,Forward(pressing shortly is to backward),pressing shortly is to forward for Radio under condition FM “VOL-“ Volume turn down(pressing long is turn down volume) “VOL+“ Volume turn up(pressing long is turn up volume) Functional Parameter: Output: RMS 4(3W)THD=10% Responsing Frequency: 150-18000HZ Signal to noise ratio of power amplifier:≥80dB Loudspeaker: 2.5inch(external diameter 76mm)magnetic resistant 40hms Power supply: power adapter 5.0V/1000mA