1. Ladybird shape design
2. Ultra portable
3. Work with all audio source with a 3.5mm jack.
4. Power LED, On/off switch
5. li-lon Battery inside
6. Mono sound
7. Volume Control   

8. Power Supply : USB power cord, AC adaptor(5V, 400mA) 
9. Output Power: 2W
10. Driver Unit: 36mm speaker , 4ohms
11. Frequency Response: 100-20Khz