Subwoofer Amplifier Board High Power Bluetooth Audio Amp DC12V?24V 2.1 Channel TPA3116 50W+50W+100W

Feature: 1. 3 KINDS OF SOUND CHANNELS: This is a power amplifier board using DC single power supply 12?24V, using TPA3116D2 high performance digital power amplifier chip as the core 2. OUTPUT POWER: One piece for parallel bridge bass channel power amplification output, one piece for left and right channel power amplification output. Can support 100W(bass channel)+50W(left channel)+50W(right channel) three channel output 3. AUDIO PROCESSING: Bluetooth Amp supports Bluetooth audio reception, external audio source input interface, with front stage amplification, bass frequency division processing 4. POTENTIOMETER SITUATION: A total of 5 potentiometer adjustment, including bass volume, bass frequency, left and right channel volume, treble, function control switch or total volume 5. POWER SAVING AND HIGH EFFICIENCY: Wide working voltage, power saving design, efficiency up to 90percent . Can use good performance switching power supply, laptop switching power supply, but also can use battery or car power supply Specification: Item Type: Subwoofer Amplifier Board Product Material: PCB Bluetooth Receiving Distance: > Approx. 8meter 26.2ft, version 5.0 Audio Input Sensitivity: 600800mV, Frequency Response Range: 20Hz20KHz Horn Impedance: Left and Right Channel: 48 Ohm , Bass Channel: 28 Ohm . Package List: 1 x Power Amplifier Board1 x Connecting Wire5 x Knob5 x Screw Cap4 x Gasket4 x Set Screw4 x Screw3 KINDS OF SOUND CHANNELS: This is a power amplifier board using DC single power supply 12?24V, using TPA3116D2 high performance digital power amplifier chip as the core OUTPUT POWER: One piece for parallel bridge bass channel power amplification output, one piece for left and right channel power amplification output. Can support 100W(bass channel)+50W(left channel)+50W(right channel) three channel output AUDIO PROCESSING: Bluetooth Amp supports Bluetooth audio reception, external audio source input interface, with front stage amplification, bass frequency division processing POTENTIOMETER SITUATION: A total of 5 potentiometer adjustment, including bass volume, bass frequency, left and right channel volume, treble, function control switch or total volume POWER SAVING AND HIGH EFFICIENCY: Wide working voltage, power saving design, efficiency up to 90percent . Can use good performance switching power supply, laptop switching power supply, but also can use battery or car power supply