2.1 Channel TPA3116D2 Digital Amplifier Board, 2 50W +100W Subwoofer Power Audio Sereo AMP Module, DC 12~24V Stereo AMP Module for Car Home Audio System DIY Speakers (50W+50W+100W)

Feature

Adopts two TPA3116D2 digital amplifier chips, one for the left/ right channel power amplify and the second is in bridge connection with the front NE5532 to drive the subwoofer.
Digital amplify chip, up to 90% efficiency, low idle loss and high heat dissipation; 1.6mm circuit board, smooth surface, heat resistant and tide resistant.
With DC power supply connection port and DC 12-24V wiring terminals (please do not use in the same time); 3.5mm audio input jack; 3-pin audio input jack; Volume/ Subwoofer/ Stereo knob adjustment.
Several symmetrically mounted capacitances, big capacity, great filtering and energy storage function; Inductance coil has inhibition for the AC; European style wiring terminal.
Great for connecting to telephone or computer; DIY speaker; vehicle auto; home theater; music playing on the street/ square/ shopping mall sound amplify.

Description

Specifications:
Input Voltage: DC 12-24V
Chip: TPA3116D2 * 2
Output Power: 50W * 2 + 100W Subwoofer
Channel Type: 3 Channels(Left Channel, Right Channel, Subwoofer)
Output Impedance: 4-8 ohm
Frequency Response Range: 14-100KHz
SNR: 100dB
Switching Frequency: 1.2MHz
PCB Board Size: 10.0 x 7.0 x 3.0cm / 3.94 x 2.75 x 1.18in (L x W x H).

Package Included:
1 x 2.1 Channel Amplifier Board