Mini speaker, portable speaker, with USB port. From year 2003, this item is very popular, now it's cheaper and better.
Specs:
1. Output: 2w*2
2. Power: DC 6.0V (AAA x 4 Batteries) or USB charging
3. Drive units: 3.5mmx2,
4. Frequency response: 100Hz~20KHz
5. Impedance: 4Ω 6. Compatible with CD player, PC/MAC, MP3 player, MP4 player, DVD player
1 PC/blister pacakge
50PCS/CTN
52x50x37cm
13kgs