TPA3255 Digital Amplifier Board Stereo 300W X 2 Bridged Mono 600W Audio Music
Power amplifier chip: original TPA3255. No input anti reverse protection, positive and negative poles cannot be reversed! Speaker: 3-8 ohms, 50-300W in BTL dual channel mode; 2-8 ohms, 100-600W in PBTL mono mode.