Spec：

• ● Power supply：DC-12V.
• ● Power Consumption：Stand by 0mA˙Max. 47mA.
• ● Material：A B S plastic.
• ● Dimension：223mm ×84mm ×76mm.

Function：

• ● 1.There is a “key”button to open the door lock.
• ● 2.Communicates with door entrance.
• ● 3.There are six buttons for connect with room to room, calling with room of sub-phone and pick up the handset to talking.
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