Video Door Phone with Electric Keyless Lock: (1). 3.5'' Color TFT LCD (2).Handset Intercom. (3).Door Answering & Monitoring. Video Door Phone with Electric Keyless Lock: 1.Feature(1). 3.5 Color TFT LCD.(2).Handset intercom.(3).Door answering & Monitoring.(4).Door release.(5).Connectable up to 2 cameras.(6).Additional interphone connectable.2.Function Mounting:Surface Mount (indoor)+ Flush Mount( ...