The TDA749213TR class D amplifier from STMicroelectronics is the fastest way to boost your output volume. Its maximum power dissipation is 8000(Typ) mW. It has a maximum load resistance of 8 Ohm. It has a single input signal and a differential output signal. It has a 2-channel stereo output. This audio amplifier has a temperature range of 0 °C to 70 °C. This device uses a single power supply.