Koolenry DAM-100 TPA3221 Power Amplifier Class D Dual Channel Digital Amp Moudle for DIY Home Sound Audio Amplifiers

4. Multiple protection functions, Built in undervoltage protection, overvoltage protection, short circuit protection, overheating protection, etc., ensuring the safety and reliability of the equipment. 1. High efficiency output, Supports 100W stereo or 200W mono output to meet various audio needs. Under a 4 Ω load, the stereo output power can reach up to 2x105W; Under a 2 Ω load, the output power of a single channel can reach 1x208W. 2. Ultra low distortion and high sound quality, Adopting a closed-loop feedback design, the audio bandwidth reaches up to 100kHz, ensuring low distortion and excellent sound quality, The total harmonic distortion plus noise (+N) is as low as 0.02%, and the signal-to-noise ratio (SNR) exceeds 108dB. 3. Flexible working mode, Supports AD mode and low altitude idle current HEAD mode to achieve efficient operation, Standby power consumption is less than 0.1W, idle power consumption is less than 0.25W, energy-saving and environmentally friendly. 5. Wide range of application scenarios, Suitable for wireless speakers, soundbars, subwoofers, bookshelf audio systems, as well as professional audio and public address systems.