Details information:

1.support usb/sd/mmc card.

2.for use with:mobile phone/ipodpsp/mp3 mp4.

3. Battery:build-in li-battery,rechargeable.

4.Bluetooth hands-free phone call

Technology parameters:

1.out put:rms 3wx2.

2.frequency response:100hz-20khz.

3.s/n radio:>=85db.

4.lond speaker:1.5"x3w/4ohm.

5.input:3.7v.

6.output:3.7vx600ma.

7.built-in rechargeable.

8.li-ion battery.

Features:

Stereo sound.ultra-low sound. Powered from the bat 5v and dc 5v.

Packaging:

Speaker size:. 24.5x10.9x9.8cm

Carton size:. 57x52x43cm

Weight:. 855g.

Quantity:. 40pcs/carton.

N.w:. 32.6kgs.

G.w:. 34.2kgs. 

Accessory:

Usb cable,

audio cable. 

battery.