- One-to-one 9-way power trigger interface compatible with 9-24V systems, allowing you to trigger up to 9 separate tracks. Offers both high-level and low-level trigger versions for versatile application. - Supports MP3 and WAV audio formats with a sampling rate of up to 48 kHz. Easily replace audio files by connecting to a computer via USB. Comes with a built-in flash memory of 64 MB (8 MB available for audio files). - Equipped with a powerful 60W Class D amplifier that can directly drive speakers with impedance of 4-8Ω, providing clear sound output in the range of 20-60W. - External warning light connectivity is included, ensuring the voltage of the warning light matches the supply voltage for optimal performance. Use Scenarios: 1. Ideal for automotive sound systems where multiple audio tracks are needed for different warning signals or alerts. 2. Perfect for event management companies looking to enhance presentations with clear audio and visual cues. 3. Suitable for hobbyists building custom audio setups for projects or installations that require diverse sound playback options.