Mini Digital Car Auto Amplifier Hifi O Music CD DVD MP3 FM Player(Blue)

Features： 1. DC 12V power supply for cars and motorcycles. 2. Treble bass volume control. 3. CD DVD MP3 input. 4. Power onoff control. 5. Two main channel outputs. 6. Professional level input operational amplifier IC for circuit design, sound, transparent, bright. 7. Four electronic keyboard controls to help you operate the amplifier easily. 8. Use high-power four-channel professional power amplifier integrated circuit, with low distortion and strong power. 9. Filtering and high-capacity power circuits. 10. Four sound field modes of DSP. Specification： Jack input： standard stereo jack Output power： RMS 2 x 20W 1KHz Frequency response： 20Hz - 20kHz Signal to noise ratio： 85 decibels High control： 12dB + - 10KHz Bass control： 12dB +- 100Hz Signal level： 220MV 47K Material： Aluminum alloy casing Port： 2.1 * 5.5mm Material： aluminum alloy Special features： supports USB, MP3, FM, SD, DVD Product size (length x width x height)： about 12.50*7.00*4.00cm4.92*2.76*1.57in Package size (length x width x height)： about 13.00*10.00*4.50cm5.12*3.94*1.77in Package List： 1 * HY - 2001 Car Amplifier 1 * English User Manual