Wireless Monitor (Indoor)

◆ W monitor◆ Use 2.4GHz and 40MHz frequency band◆ Build-in antenna ◆ Received up to 4 channel signals◆ 1 channel wireless door phone◆ 3 channel wireless cameras◆ 4 channels auto switch function,4 sec interval◆ 3 channel cameras alarm function◆ Intercom (door phone & monitor) ◆ Wireless unlock◆ Switch on automatically when someone arrives◆ Switch off automatically after 30 seconds delayed when nobody answers ◆ Automatic image storage(32 frames picture)