Function: 1. Bluetooth wireless transmission supported, with bluetooth, paired with various bluetooth enabled cellphones, computers, laptops, etc, such as Iphones, iPad, MAC 2. Compatiable with bluetooth cellphones, MP3/MP4/CD/PC/MAC/PSP, etc. 3. Volume down /UP, Previous / Next song 4. FM radio supported 5. lithium battery(plays more than 12 hours) or USB power supply. Specifications: 1. Input sensitivity: 300MV 2. Frequency range: 90Hz~20kHz 3. Signal-to-noise ratio: ≥80dB 4. Power supply: USB Power/Lithium battery 5. Speaker: 4Ω/2.5Wx1  6. Color: violet, sapphire

Acc.:lithium battery ,video cable,mini USB cable,User Manual,Cotton storage pouch

bluetooth vibration speaker with FM radio usb input