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BUY TDA7377 https://www.utsource.net/itm/p/1432515.html
2 x 30WDUAL/QUAD POWER AMPLIFIER FOR CAR RADIO
TDA7377 is a four-channel, low-power, audio amplifier IC from STMicroelectronics. It is available in a ZIP-15 package. Description: The TDA7377 is a four-channel, low-power, Audio Amplifier IC with a simple analog input, allowing for easy and fast audio integration. It supports a wide range of applications, including mobile handsets, MP3 players, portable music systems, and other general audio applications. The device features a low distortion, low noise, high efficiency, and high output capability, while keeping the power consumption low. Features: Four-channel audio amplifier Low distortion (0.02% THD) Low noise (50μVrms) High efficiency (90%) High output power capability (12.5W into 4 load at 10% THD) Thermal protection and short circuit protection Dual-mode capability allows for stereo or mono configuration Operating voltage range: 2.6V - 9V Applications: Mobile handsets MP3 players Portable music systems Other general audio applications (For reference only)