1. Used for PC,MP3,MP4,Computer,etc

2. Built-in active amplifier

3. Mellow and clear timbre

4. Pure and elegant sound quality with unsurpassed effect

5. In compliance with acoustics and aestetics rationale

6. Flexible sound with distinct tone levels

7. Small sized design,easy to take

8. Exquisite,Fashion,Portable

9. Several power supply manners including battery, computer USB, adaptor DC-5. 5V allow you to enjoy the charm of digital products at any time

10. Output: RMS 6W(3W+3W)THD=10%

11. Frequency response: 150-18000HZ(+/-3dB)

12. Signal and Noise Ratio od Power amplifier: >/= 80dB

13. Loud speaker: 1.77 inch(external diameter 40mm) magnetic resistant 4 Ohms

14. Line Input: configure 3.5mm stereo's plugs