Do you want to keep your home or store from stealing? Here we strongly recommend this 4 Channel DVR & 4 CCD Digital Camera System!This wireless security camera system is a high resolution and high performance processor splitter, which allows you to display up to four cameras on one single screen. With this wireless security camera system, every corner of house can be seen on screen. And the pictures can be output to TV, security monitor or VCR, which also can display full or quad screen. The Wireless Security Camera with 4 channel video input and 4 channel audio input and 4pcs 1/4 inch Sharp chip, 420 TV line, 24 LED infrared day and night waterproof, dustproof security CCTV wired CCD color camera and AC/DC adapter and 4pcs power/video all in one cable with seagate 500GB hard drive,all of which make this wireless security camera system have wide view angle!Good item for you, do not miss it!