Fetures:
* Ultra portable and foldable design
* On/off switch,volume control
* Work with all audio sources with a 3.5mm jack.
* li-lon Battery inside
* Power Led indication
* SD/MMC card,USB flash support. MP3 format support

Specifications:
* Power Supply: DC 5 Volt
* Output Power: 3w+3w
* Driver Unit: 66mm speaker , 4ohms
* Frequency Response: 100-18Khz

Packing:
* Packing Content: Speaker, USB Power Cord.Remote control,Manual.
* Packing: each in a color boxl,40pcs in a carton
* N.W./G.W.:35/36kgs
* Carton size:560*450*460mm