HOT LM1875T Kit 20W Mono Channel HiFi Audio Power Amplifier Board☜

Feature: \n 1. 20W Mono Channel HiFi Amplifier Board.\n2. Made with high quality electronic components, stable and reliable.\n3. Using military grade double\u2011sided circuit board.\n4. Reasonable layout, compact size.\n5. You can assemble these components by yourself and obtain knowledge about amplifier board. \n\nSpecification: \n\nFeatures: \n\n--\n\n20W Mono Channel HiFi Amplifier Board. \n\n--\n\nMade with high quality electronic components, stable and reliable. \n\n--\n\nUsing military grade double-sided circuit board. \n\n--\n\nReasonable layout, compact size. \n\n--\n\nYou can assemble these components by yourself and obtain knowledge about amplifier board. \n\n Specification:\n\nOutput power: Typical 20W (maximum 30W)\n\nSpeaker impedance: 4\u03A9-8\u03A9\n\nTotal harmonic distortion: <0.04%\n\nSNR: 105dB\n\nFrequency response: 14Hz-100kHz (maximum range 3.29Hz-482.29kHz calculated by RC high and low pass circuit)\n\nSupply voltage: Recommended \u00B1 25V (max: