Main Features:- Can play MP3 format music from U disk and SD / MMC card directly， support FM stereo radio
- Selected high-power four-channel professional power amplifier integrated circuits， minimal distortion but strong power
- Amateur professional level input operational amplifier IC for circuit design， sound transparent and bright
- Filtering and anti-large-capacity power circuit
- Four DSP sound field patterns
- Two main channel output
- Remote control powered by 1 x CR2025 button battery

Specification:
- Input voltage: DC 12V
- Frequency response: 20Hz - 20KHz
- Harmonic distortion: 0.05pct and less ( 4W 1KHz )
- SNR: 85dB
- High control: 12dB
- Bass control: 12dB
- Signal level: 220MV 47K
- FM frequency response: 87.5 - 108MHz Special Feature: Mini，Portable，Wireless 0.385 Package weight: 0.430 kg
Product Size(L x W x H): 16.80 x 8.50 x 5.00 cm / 6.61 x 3.35 x 1.97 inches
Package Size(L x W x H): 17.50 x 11.50 x 5.50 cm / 6.89 x 4.53 x 2.17 inches Package Contents: 1 x Kentiger HY - 600 IR Control FM Playback Power Amplifier， 1 x Remote Control， 1 x English User Manual