XH-M189 2 x 20W digital amplifier board ΗΤ317 2 two-channel stereo amplifier board

Product Name: Digital Amplifier Board

Audio Type: ΗΤ317

Input voltage: DC 5-24V

Operating frequency: 20Hz-20Hz

Output type: two-channel; stereo

Machine size: 84 * 51 * 29mm (without potentiometer)

Features: Full range of protection system, with power reverse polarity protection, speaker output short circuit protection, but also with switch machine anti-shock design, switch machine without "POP" sound

Precautions:

1. Power supply is best 24V, do not exceed this voltage!

2. Do not short circuit or short circuit to audio output

3. Before power-on, please double-check to ensure that the wiring is correct before power