LM1875 2x30W High Power Amplifier Module 2.0 Dual Channel Large Power Amplifier Audio Board

Description The material is excellent the product structure is simple the classic power amplifier circuit is used the sound effect is good the speaker is not fussy and most audio kits are used and you can easily bring it with a 50W transformer The best choice for ordinary DIY players without too much modification the audio signal is original pure power amplifier board the structure is simple and easy for the player to modify support the signal of the tuning board for tuning pay attention to the heat sink when modifying and installing Do not connect the motherboard wiring wrongly otherwise it will burn out immediately Pay attention to safety inspections before powering on Specification Power amplifier chip LM1875 X 2 Maximum output 2 X 30WWorking power supply dual power transformer 11V 18V 50W 80W bothAcceptable load 20W 80W speaker 4Ω 8ΩMotherboard size 97mm 84mm 47mmTotal weight 183±2gHeat sink size 75 21 45mmMotherboard hole distance long distance 71 5mm short distance 31mm general M3 screw holePackage included 1 x set Power Amplifier Module