# Amplifier module XH-M573, TPA3116D2, 100W, 2.1 channels

- Page: https://sigmanortec.ro/en/amplifier-module-xh-m573-tpa3116d2-100w-21-channels
- Price: 106.41 RON
- Availability: In stock; 1-2 zile
- Reference: 9751 · EAN: 5940701928348
- Category: Mechatronics and IoT > Sensors and Modules > Audio and Sound > Audio Amplifiers
- Specifications: Type: Amplifier; tension: AD; Power: Over 20W
- Package (shipping data): 0.115 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 06:34 (Europe/Bucharest)

## Description

2.1 digital amplifier on TPA3116D2, ideal for compact audio projects, powers two stereo speakers and a subwoofer for powerful and balanced sound. It has volume, bass and stereo level adjustment, operates at 10-18V DC, offers audio input via AUX 3.5 mm or 3-pin connector, compatible with 4-8 ohm speakers.
XH-M573 amplifier module using TPA3116D2 IC, This is a 2.1 digital amplifier, designed to provide an audio solution with a 2.1 channel configuration, capable of powering two stereo speakers with 80W each and a subwoofer with 100W, thus ensuring a deep and well-balanced audio experience. This amplifier module features total volume, bass and stereo adjustment. It can be powered by a wide range of DC voltages, between 12 and 18VDC (recommended under 18V, 3A) and provides audio input on 3.5mm AUX jack or 3-pin XH2.54 mm connector (connected in parallel with the 3.5mm jack).
A cylindrical connector with dimensions of 5.5x2.1 mm is used for power supply.
Specifications:
Supply voltage: 10-18VDC
Power plug: 5.5x2.1mm
Channels: 2.1
Output power: 80W+80W (stereo) + 100W (subwoofer)
Compatible speakers: 4-8ohm
IC: TDA3116D2
Frequency response: 14-100KHz
Switching frequency: 1.2MHz
Signal to noise ratio: 100db
Dimensions: 28.5 x 19.5 x 17mm
Use:
Use a proper power supply, DC12-18V and above 3A, to ensure optimal amplifier performance.
Connect the speakers to the stereo outputs and the subwoofer to the dedicated output, making sure to respect the recommended impedance of 4-8ohm.
Use a wired connection (3.5mm AUX-IN jack or 3-pin connector) to connect the amplifier to your audio source, such as an audio player, smartphone, tablet or Bluetooth module, via a suitable cable. The input has 3 poles, common, L channel and R channel.
Adjust the volume and other settings directly from the signal source followed by stereo, bass and total volume control, adjustable from the potentiometers available on the board.
Make sure the amplifier is used in a well-ventilated area to avoid overheating. Do not cover the device and maintain adequate space around it for air circulation. When installing it, make sure that it does not overheat. If it overheats, it will burn out.