IntroductionCan play the music ， support Mp3 music format.( DVD+CD )Select high-power Two channel professional power amplifier integrated circuits， minimal distortion， strong powerPre-professional level input operational amplifier IC for circuit design， sound ， transparent， bright.Filtering and anti-large-capacity power circuite.Tow main channelSpecificationMP3， iPod， CD /DVD player input jackLow distortionFrequency response : 20Hz-20kHzSNR : 85 dBJack input: standard stereo jackReader : MP3Hight control :12dB +-10 KHzBass control : 12dB +-100HzThe signal level : 220 MV 47 Kreader format :MPKey functionVolume: volume adjustable and host switchBass: bass tuningTreble : Hight adjustmentVoltage: DC 12VOutput Power: 20+ 20 WDimensions: 125*70*41£¨mm£©Material: lightweight aluminum Color : Red (we also have the Gold & Blue available)Packing Content1X Stereo Amplifier1X Use Manual 2X Cable