Upgrade 2.1 Channel Digital Power Amplifier Board Sound Quality Subwoofer Power Amplifier Board TPA3116D2 DC12V-24V 50W*2+100W

The amplifier board adopts two high quality TPA3116D2 digital amplifier chips as the core, one ad left and right channel power amplifier, the other as pre-bridge driver with NE5532 subwoofer, which makes it features small size, high efficiency and high power.
Features:
Adopts two high quality TPA3116D2 digital amplifier chips.
Sound quality is very good, high efficiency and amplifying power.
50W*2+100W  2.1 channels(left/right channel and subwoofer channel), high efficiency and low-heat.
Powered by DC 12-24V, wide input voltage.
User can adjust the volume by themselves easily.
Applicable speaker impedance: 4-8 ohm.
Just connect the power supply and loudspeaker box, enjoy the pure digital music!
Notice:
This amplifier board must be powered by DC power(DC12-24V), it's better to use high-performance switch power. Don't use transformer!
Specifications:
Supply Voltage: DC 12-24V
Chip: TPA3116*2
Channel Type: 3 Channels(Left Channel, Right Channel, Subwoofer)
Output Power: 50W*2 + 100W*1 Subwoofer
Output Match: 4-8 ohm
Audio Output: Terminals
Frequency Response Range: 14-100KHz
SNR: 100dB
Switching Frequency: 1.2MHz
PCB Board Size: 100 * 70 * 30mm / 3.94 * 2.75 * 1.18in (L * W * H)
Weight: 113g / 3.98oz
Package Size: 13.5 * 11 * 5cm / 5.31 * 4.33 * 1.97in (L * W * H)
Package Weight: 167g / 5.9oz


Package List:
1 * 2.1 Channel Audio Amplifier Board