Subwoofer Speaker Amplifier Board 2.1 High Power HiFi Bass and Treble Control Digital Sound Power

Feature: 1. MULTIFUNCTIONAL: Subwoofer speaker amplifier board is with the pre amplification, bass divider processing. 2. SUPPORT FUNCTION: 2.1 power amplifier board with bass, left and right channel volume adjustment, treble adjustment, total volume potentiometer control. 3. HIGH POWER: Power amplifier module is using DC 12?24V power supply, Maximum support 50W(Left CH) and 50W(Right CH) and 100W(BASS CH) three channel output. 4. POWER SAVING: Super bass speaker amplifier board has wide operating voltage, power saving design, the efficiency of up to 90percent or more. 5. ANTI SHOCK PROTECTION: Digital sound amplifier board with boot anti shock protection design, boot no burst sound. Specification: Item Type: Subwoofer Speaker Amplifier Board Material: PCB Core Chip: TPA3116D2 Operating Voltage Range: DC 9?25V (current 3?4A Or Higher, If More Power Is Needed, 19?24V 4?5A Or Higher Is Recommended) Sound Input Sensitivity: 500?800mV Frequency Response Range: 20Hz to 20KHz Speaker Impedance: L R CH Speaker 3.5?8 Ohm BASS Speaker: 2?8 Ohm Maximum Output Power: 50W (L CH), 50W (R CH), 100W (BASS CH) Size: Approx. 101x100x30mm3.97x3.94x1.18in. Package List: 1 x Power Amplifier Board4 x Screws4 x Studs1 x 3Pin Cable Note: Please allow 1?3mm differs due to manual measurement. MULTIFUNCTIONAL: Subwoofer speaker amplifier board is with the pre amplification, bass divider processing. SUPPORT FUNCTION: 2.1 power amplifier board with bass, left and right channel volume adjustment, treble adjustment, total volume potentiometer control. HIGH POWER: Power amplifier module is using DC 12?24V power supply, Maximum support 50W(Left CH) and 50W(Right CH) and 100W(BASS CH) three channel output. POWER SAVING: Super bass speaker amplifier board has wide operating voltage, power saving design, the efficiency of up to 90percent or more. ANTI SHOCK PROTECTION: Digital sound amplifier board with boot anti shock protection design, boot no burst sound.