mini card speaker Y392 with U disk +SD/IF card+MP3 player D digital amplifier use D digital amplifier, sound mellow, high,

mini card speaker Y392 with U disk +SD/IF card+MP3 player

1. Speaker Type: Active magnetic 2.-channel system: 2.0 3. Frequency response: 200HZ to 15KHZ 4 .Power: 3w 5. inputs: 3.5MM standard stereo jack, USB 2.0 interface 6. Input Impedance: 4 ohms 7. SNR:> 80DB 8. Frequency response: 20hz-20Khz 9. Sensitivity: 85db10.Power supply: Built-in lithium power supply: USB or   dc 5V-1.2A transformer (optional)

11. profile desing from the hero of 3D Disney film "Tron"

12.use D digital amplifier, sound mellow, high, clear bass sound

13.Four wheels with LED lights, the best business gifts

14.With a radio function, U disk / TF card mobile phone and MP3 phone / computer playback

 15.black and white color

mini card speaker Y392 with U disk +SD/IF card+MP3 player