1.features:

 1  shell made of stainless steel,High anti-explosion ,it used in all the unattended substation environment or anyone else .

 2 suitable for kinds of SPC telephone exchange,which can interconnect to China Telecom net directly,connect in parallel with citizen telephon net.

3 with the function of monitor tone digital recording .can be connected to the monitor equipment directly.

4 The telephone adopt znic alloy keypad ,which life cycle ≥ 1 million ,push force 160-200grams,good hand feeling .

5 Handle adopts imported pc engineer material thermostabilith of the PTFE wire.Famous brand microphone clear conversation.

6 Hook adopts magnetic induction switch,life cycle ≥ 500 thousand.

7 Telephone board adopts famous imported broad and selected by high and low temperature aging test .It is provided with high stability,high anti-jamming capability ,and it is up to national standard GB/T 15279-2002

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