High Quality Coca Cola Usb & Tf Card Multimedia Stereo Speaker

 High Quality Coca Cola USB & Tf Card Multimedia Stereo Speaker
100% Brand New.-- Built-in MP3 player, supports playback of MP3 music and FM Radio.-- Built-in 550mAh lithium-ion polymer rechargeable battery, can be used repeatedly to provide sufficient power.-- Built-in 45mm (1.77 inches) full-band speakers, wide range, the maximum power up to 3W.-- USB charging, and support for signal output, support TF / MICRO SD card, easy to use. Specifications:Working voltage :    DC5VOutput:                      3WFrequency:               150-18000Hz(±3dB)S/N:                            ≥80dBMaterial:                     Plastic Dimension:                D59*H110mmLi-ion Battery:           5V/550mAWeight:                      Approx 0.3KG/pcsSize:                            6*6*11.5CM
How to use Computer/ notebook to play music:1. USB 2.0 contact the computer , and 3.5mm cable put in Audio port. power on the speaker ,Long Press the wheel till the music come out (before the music come out, it is FM function , you may listen FM Noise ). turn the wheel mean make the voice up or down.How to use Micro sd/TF/U disk to play music:1. put the micro sd /TF or U disk at the right place on speaker , power on the speaker, Long press the wheel till the music come out.