Dc 12V 15V 25W~30W Subwoofer Amplifier Board Mini Hifi Class D Mono Channel Digital Audio Power Amplifier Super Bass Amp Module

Notice: This Power Amplifier Board Is Pure Bass Output(Subwoofer), No Midrange And Treble Output. The Main Parameters: Power Supply: Dc6.5-16V (Depending On The Required Output Power), Eg. Power Adapter, Switching Power Supply, Battery, Etc., The Recommended Current Is More Than 3A. Output Power: Vdd = 7.4V Rl = 2 O 12.5W Output Power: Vdd = 9.0V Rl= 2 O 18W Output Power: Vdd = 12V Rl = 4 O 20W Output Power: Vdd = 16V Rl= 4 O 32W In Order To Obtain A More Shocking Effect, It Is Recommended To Use A 4-5 Inch, 4-6O 20-50W Subwoofer Speaker. In Order To Obtain A Larger Power, It Is Recommended That The Power Supply Be Not Lower Than 9V. Upper Crossover Point: 110Hz. Pcb Material: Fr-4 Glass Fiber Board, Thickness: 1.6Mm. Board Size: 1.57X1.65X0.78Inch/40X42X20Mm (Lxwxh), Excluding Potentiometer Handle Length (Pot. Protruding Length 0.59Inch). The Potentiometer Mounting Hole Diameter Needs To Be 0.28Inch/7Mm. Power Input Interface: 5.5*2.1Dc Socket Or Pad Of Welding Wire Audio Input Interface: 3.5Mm Plug Or Pad Of Welding Wire Onboard Fixing Hole Diameter: M3 Package Included: 1 X Subwoofer Amplifier Board