1、CLASS D EFFICIENCY: This power amplifier has Class D efficiency, which can bring excellent sound quality, advanced integrated feedback design, and proprietary high speed gate driver error correction function. 2、LOW CONSUMPTION: Maintain ultra low distortion throughout the entire audio frequency band while exhibiting perfect audio quality, combining high power efficiency and ultra low power level idle loss (below 2.5W). 3、DRIVE LOADS: Working in AD mode, with a THD of 10%, it can drive up to 2 315W 4R loads and 2 150W (unshipped power) 8R loads, and has a unique 2 VRMS analog input interface that supports seamless connection with DAC. 4、CAPACITOR RESISTOR: The main filter electrolytic capacitor adopts a total capacity of 470UF x 8, high accuracy chip resistor, which ensures a good signal to noise ratio of the whole machine. 5、EXCELLENT PCB: Adopting 1.6mm thick double sided PCB board, 2.0oz copper thickness, and full tin spraying process to ensure good performance in passing large and small currents. 6、HIGH POWER: The output adopts a red gray ring high current audio dedicated inductor, ensuring clear and powerful sound. When using PBTL bridge connection, the maximum power output can be 600W+600W under a 4Ω load. Item Type: Power Amplifier Board Material: Metal Working Mode: Class D Quiescent Current: 65mA Work Efficiency: 90% Rated Output Power: 2 x 600W Frequency Response: 20Hz-20KHz Working Voltage: DC24-48V Recommended Power Supply Voltage: DC36V or DC48V 10A or above Board Size: Approx. 173 x 110 x 38mm / 6.8 x 4.3 x 1.5in 1 x Power Amplifier Board