Apr 29
PAG-934BT 12V Trolley Amplifier Board
Turn any speaker into a powerful karaoke and PA system with this compact amplifier board. It supports Bluetooth, USB, SD card, FM radio, and AUX input for flexible playback. Features include mic input with echo and volume control, karaoke vocal-cut function, and TWS for wireless pairing. You can also record audio directly to USB or SD. With a clear LED display, remote control, and 30W + 30W stereo output, it’s ideal for trolley speakers, small events, and outdoor use.