廠家直供消防廣播功率放大器KT9221（消防功放機）

1,數字電位器調整無定位，連續可調和預置音量

2,有輸出過載、短路、過壓保護、過溫保護

3,功放輸出有錄音

4,功率輸出：150W/300W/500W

5,尺寸3U

Power Amplifier

1,Using digital potentiometer; the volume can be adjusted continuously, and can be preset.

2,Pretects and gives an alarm when output overload, short circuit, overvoltage , overheat.

3,Power output : 150W/300W/500W.