Feature: 1. 6-35VDC wide voltage power. 2. 9-way one-for-one trigger interface, can trigger upto 9 tracks. 3. LowLevel signal triggering. 4. Supports MP3 and WAV decoding formats, and supports audio file sampling rates upto 48KHz. 5. Supports memory card (maximum 32GB) and USB drive (maximum 32GB) storage, memory card and USB drive should be in FAT32 format. 6. Audio files can be replaced by connecting to a computer via a USB data cable. 7. Equipped with a 20W ClassD amplifier, it can directly drive 4-8 Ω, 5W-20W speakers. 8. Set 8 triggering working modes for the dial switch. 9. Volume potentiometer adjusts volume. 10. External 12Volt warning light can be connected, and the power voltage of the warning light is 12Volt. Specification: This is a one-for-one segmented trigger control player. LowLevel signal triggering, supports MP3 and WAV decoding formats, can trigger 9 tracks in segments. Connect to the computer via a USB data cable to replace audio files, adjust the volume through a volume potentiometer, and set multiple trigger working modes, suitable for various scene applications. 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. Specifications: Main color: black Main material: plastics+metal Output power: 5-20W Voltage: 6-35VDC Item size: 50 * 50mm / 2.0 * 2.0in Item weight: 15g / 0.5ounce Package size: 55 * 55 * 15mm / 2.2 * 2.2 * 0.6in Package weight: 18g / 0.6ounce Packing List: 1 * Audio Player Module Package List: Packing List:1 * Audio Player Module