1. Contemporay and sleek design stereo audio system
2. Built-in Li-ion battery, no need extra battery is required
3. Buit-in digital amplifier, saving energy
4. Customized colors and logos are welcome
5. Ideal for gifts and promotional items
6. Wake up to your favorite iPod tune, Radio or Buzzer
7. Compatible with all portable audio devices through 3.5mm jack cable
Specifications: 8. Power output: RMS 2W*2, THD+N1%
9. Frequency response: 50Hz~20KHz
10. Input Voltage: DC 5V
11. Speaker unit: 36mm, 452905 2W, SNR: >90dB
12. Buit-in Battery: Lithium-in Battery
13. Case material: Pure ABS
14. Dimension: 5290240, 125*95*40mm