Network PA System – 4‑Channel Pure Power Amplifier (2U, Class D, 100V/70V/4‑16Ω)

Features:

- High‑grade aluminum 2U black anodized brushed panel, elegant and stylish.
- All internal PCBs adopt double‑sided SMT surface‑mount circuits for more stable and reliable performance.
- Adopts internationally advanced Class D digital power amplifier circuit, featuring high efficiency and energy saving.
- Output is equipped with an isolated audio transformer, effectively enhancing load capacity and ensuring more stable and reliable operation.
- 2‑channel balanced line input with Phoenix terminal connectors.
- Dual‑channel independent power amplifier design, with adjustable output volume for each channel independently.
- Equipped with 100V/70V constant voltage output and 4‑16Ω constant impedance output.
- Adjustable output volume; the potentiometer adopts a fully sealed dust‑proof process, permanently dust‑proof with noise‑free adjustment.
- 4‑unit LED display for easy monitoring of working status.
- Equipped with comprehensive protection functions: output short‑circuit protection, DC protection, overload protection, over‑temperature protection, etc.
- Cooling fan adopts automatic speed regulation design: lower temperature leads to slower speed, effectively reducing standby operating noise.

This **IP Network PA System** 4‑channel pure power amplifier delivers high‑efficiency, reliable amplification with flexible output modes for professional public address installations.

In summary, this **IP Network PA System** 4‑channel Class D power amplifier with independent channel volume control and comprehensive protection is the ideal choice for large‑scale PA systems, conference centers, stadiums, and commercial buildings requiring high‑quality, multi‑zone power amplification.