DC48V TPA3255 Digital Amplifier Board Circuit Module $ 36.03 Product parameters: Working method: Class D Quiescent current: 60mA Work efficiency: >90% Output power: 315W/4Q, distortion 10% 185W/8Q, 10% distortion. 260W/4Q, distortion 1% 150W/8Q, distortion 1% Frequency Response: 20Hz to 20KHz Dynamic range: >100 dB Signal to Noise Ratio: (SNR) > 111dB Working voltage: DC20-48V switching power supply (DC) Packing list : Amplifier board*1
