Magicfly 7" Color Monitor Touch Key Wireless Video Door Phone Doorbell Intercom System Ir Camera 4CH digital wireless camera and DVR system;7 inch TFT LCD Monitor with integrated video recorder Support up to 32GB TF card;Support 4 cameras/24hours/7 days non-stop overwrite recording Weather proof outdoor cameras with 100M transmission open range;Supports the NTSC/PAL video output Supports synchronous audio recording and video recording function;Supports system information displayed on the screen(OSD) function Support real time clock display;CMOS image sensor