The amplifier board adopts high quality TPA3116 digital amplifier chip as the core. Output power: 50W+50W+100W subwoofer, making it features high efficiency and high power.

Features:
Adopts high quality TPA3116 digital amplifier chip.
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 12-26V, 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!

Specifications:
Supply Voltage: DC 12-26V
Recommended Power Supply: 24V DC >5A
Chip Type: TPA3116
Channel Type: Left Channel, Right Channel, Subwoofer
Output Power: 50W*2 + 100W*1 Subwoofer
Output Match: 4-8 ohm
Audio Output: Terminals
PCB Board Size: 105 * 77 * 28mm / 4.13 * 3 * 1.1in (L * W * H)
Weight: 138g / 4.86oz
Package Size: Approx. 17.5 * 12.5 * 3cm / 6.9 * 4.9 * 1.2in (L * W * H)
Package Weight: 141g / 4.99oz

Package List:
1 * 2.1 Channel Amplifier Board