... 2.4 inch wireless door entry system for villa,two way intercom and IR camera,can leave message,1 camera to 3 monitor ... Functions:Two way communication, monitoring, adjustable of brightness, color and talk volumeCapturing image and ... with the outdoor station and administrator center,monitor outside,door release Screen2.4 inch TFT-LCDSensitivity-90dBmStandby Current20~30mA/3 ...