供应二总线消防分机kt9272a（总线消防火警）
1,主机呼叫分机时，分机振铃，摘机即可通话
2,分机举机即可呼叫主机，按下拍簧即可终止通话    
3,与二总线火警主机使用
4,每只分机对应一个号码
5,固定、手提可选
2-bus fire extension
1, it rings when called and communicates when picked up .
2, calls the main phone when picked up and by pressing the button will stop calling.
3, works with the 2-bus fire control telephone panel.
4,unique number for each extension connected to the main phone.

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深圳市宏达瑞斯科技有限公司
陈小姐
13798262510
深圳市宝安区龙华民治民宝路4号