Model NO.: BS-BMS-04

1.Built-in Lithium-ion battery;PoweSupply:Lithium-ion,Computer-USB-in，mirco-in                          
2.Compatible,mobile/computer/MP3/MP4, 
3. 3.5mm AUX in
4.Output:3W
5.Frequency response:150-18KHz,SNR:≥80db   
6.Material:plastic                                                                                                                                                       
7.with Handfree function , mrico sd slot , FM