2,内含放音卡座、话筒输入、自动录音
3,100W音频功率放大器、环形变压器、120V定压输出
4,10路分区广播控制、通播、N±1或N方式
5,8门电话2N线制总机、主分互叫、分机摘机即通话、可三方通话
6,24V稳压电源、内有24V7Ah备电、自动充电、主备自动切换
7,输出：24V/20A、24V/30A
8,输出电压可调
9,主备电自动切换
10,有工作指示及故障指示
11,具有欠压、过载、短路等完善的保护电路
Wall-mounted Fire Broadcasting and Communication Cabinet
1,An integrated system itself, small, light and powerful，volume only 0.62m × 0.46m × 0.20m。
2, Tape player, Mic-in and recording automatically when an alarm is triggered.
3, Power : 100W. Transformer isolated 120V.
4, Multi-line broadcasting distribution panel, which can control up to 10 areas.
5,Including a fire telephone system, with 2 main lines and up to 8 fixed extensiions .
6,Including a power unit.
