Spec：

• ● Power supply： input 110V output DC-19V、AC-24V
• ● Five connecting wires port.
• ● Material：SPCC iron（backed-painting）
• ● Dimension：200mm ×111mm ×71mm

Function：

• ● 1.L1 port：Provide the power source for talking and frequency of transmission.
• ● 2.L2 port：Provide the power source for talking and frequency of transmission.
• ● 3.PT port：The lock release will be started a relay, and relay send out DV-12V to intercom.
• ● 4.A port： Provide the power source to door lock.
• ● 5.EL port：Provide the power source to door release.
• ● 6.This is suitable for two wires model.
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