ITEM NAME:AC 12V 28V Audio Amplifier Board, 210W+210W Digital Audio Amp Module Dual Description: XH-M251 ultra-high power digital power amplifier board TDA8954 core dual 12-28V power supply 210W+210W TDA8954 is a new high-efficiency Class D audio power amplifier with a typical output power of 2x210W at a 4 ohm load Due to the BD modulation, the noise is very low in normal work, and there is no “bang†when turning on and off Zero dead time, PWM output switching, fixed frequency, clock switching frequency can be externally synchronized, high efficiency, static, low current Perfect protection function, overvoltage protection, output current limit Specification: Chip: TDA8954 Channel: Channelsx2 Input voltage: AC 12-28V Output power: 210Wx2(When input Power is Dual AC28V, RL=4Ohm, output Power can be Max) Output resistance: 4-8ohm Material: metal PCB Size: 100x92x40mm Package Includes: 1 Piece Digital Amplifier Board Note: Color might be slightly different due to the color calibration of each individual monitor. Please allow slightly measuring deviation due to manual measurement. SKU: DMO0011821779018685.TDA8954 is a new high-efficiency Class D audio power amplifier with a typical output power of 2x210W at a 4 ohm load. 1 Piece Digital Amplifier Board. Output power: 210Wx2(When input Power is Dual AC28V, RL=4Ohm, output Power can be Max).