Spec：

• ● Power Source：input 110V output DC-12V AC-24V.
• ● Five output wiring port.
• ● Material：SPCC iron（baked-painting）.
• ● Dimension：156mm ×95mm ×57mm.

Function：

• ● 1.C port：Provide the power supply of relay use.
• ● 2.＋ port：Provide the power for door entrance of talking.
• ● 3.－ port：Provide the power for door entrance of talking.
• ● 4.A port：Provide the power source to ring the bell and electric locck.
• ● 5.Ground singal port：Provide the Power Source for electric lock.
• ● 6.There is a switch for on or off the power supply.(110v) (attached light).
• ● 7.On C+ port is cut of the power supply in general, only room station be started that will be sent out voltage
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