Colour: BlackCountry of Origin: ChinaModel Number: Lepy LP A68Model Name: Lepy LP A68 AmplifierProduct Length: 16.5 cmProduct Height: 5 cmProduct Width/Depth: 11 cmInput Power: DC 9-14.4V 2ASpeaker impedance: 2-8 ohmsTotal harmonic distortion: Less than 0.4 percentFrequency response: 20Hz-20KHzSNR: More than 80dB