10W 20W MP3 Player Sound Module Voice Playback Board 9CH One-for-One Control Audio Player Module Memory Card U-Disk Audio Player Module

Features:
6-35VDC wide voltage power.
9-way one-for-one trigger interface, can trigger upto 9 tracks.
LowLevel signal triggering.
Supports MP3 and WAV decoding formats, and supports audio file sampling rates upto 48KHz.
Supports memory card (maximum 32GB) and USB drive (maximum 32GB) storage, memory card and USB drive should be in FAT32 format.
Audio files can be replaced by connecting to a computer via a USB data cable.
Equipped with a 20W ClassD amplifier, it can directly drive 4-8 Ω, 5W-20W speakers.
Set 8 triggering working modes for the dial switch.
Volume potentiometer adjusts volume.
External 12Volt warning light can be connected, and the power voltage of the warning light is 12Volt.