The SY 3A-40W is a professional 70V / 100V line output amplifier designed for commercial audio distribution systems such as background music and public address installations. Delivering 40W of output power, it is ideal for small to medium zoned audio systems where multiple speakers are driven over long cable runs.
This amplifier includes three switchable audio inputs plus a microphone/line input with built-in mixer functionality, allowing flexible integration of music, paging, and external audio sources. It is designed to provide clean, consistent amplification for distributed speaker systems commonly used in education, retail, and hospitality environments.
