Wzxksoac Convenient Multi-Function 600W Digital Mono Amplifier Board Module, TPA3255, High Power, Noise Reduction

3. The Resistors Use High- Chip Resistors To A Good Signal-To-Noise Ratio Of The Whole Machine. 1. Use TPA3255, OPA1632DR 4. Use A High-Current Magnetic Ring Inductor Specially Designed For Audio To Crisp And Powerful Sound. 2. The Electrolytic Capacitor Uses A Capacity Of 470uF/100V*4 To Strong And Continuous . 5. PCB Uses 1.6mm Thick Double-Sided Board, 2.0 OZ Copper Thickness, And Full Tin Spraying Process To Good Passing Performance Of Large And Small Currents. Top- PCB Quality.