**Power supplier: DC5V
**Output power: 3W*2(1KHz,THD10%)
**Frequency: 200Hz - 18KHZ
**Signal&noise ratio: ≥95dB
**Impedance: 4 OHM(Ω)
**Li-ion Output: 3.7V~4.2V+0.05V
**Li-ion Input: 5V
**Battery capacity: 1200MAH
**Speaker Unit: 40MM
**Case Material: ABS
**Dimensions: 18*6.2*4.4CM
**Weight: 348g
**Color: OEM 1) Bluetooth connect with **Smartphone,ipod,touch,3GS,etc.Distance in 10M
**2)handfree function with intelligent voice
3)charging indicater
4)Play music from Micro SD card
5)Play music from U Disk
6)FM Radio function