New wireless security cameras. The photos show a 3-camera system, but there is a 4-camera system available. I tested the cameras by displaying them on a TV, and they work without issue. You can connect a monitor or your home TV to the system to view the real-time video feed. Connect the LAN cable to your router. However, you will need a separate hard drive to record footage. An HDMI cable is also required separately. These are available at home centers and electronics stores. There are four brackets for wall mounting. There are no instructions, but it's easy to set up. The same product is listed on Yahoo Auctions, but at a higher price. Please check Yahoo Auctions for more details. Search for "security camera" to find it. The following is a copy of the description of the same product listed on another site: Wireless security cameras with a built-in WiFi module and a reinforced antenna, which provides a longer signal transmission distance than ordinary cameras. Connect to a stable signal and avoid frequent interruptions. You can use it immediately by turning on each power supply without complicated wiring. Strong radio wave transmission distance: 100 meters outdoors, 30 meters indoors. Waterproof and dustproof IP66 design with a universal mounting base, easy to install on ceilings, walls, etc., and compatible with various indoor and outdoor installation environments. 【Remote Monitoring & Motion Detection】 The security camera full HD wireless security camera system has video storage and playback functions, and can also be remotely monitored while connected to the Internet P2P support. If there is movement within the shooting range, you will be notified immediately. Real-time video is checked, and measures are taken to prevent crime and monitor the home. Compatible with remote monitoring on PCs and smartphones (iPhone, Android, Windows Mobile). 【High-Definition & Night Vision】 Wireless security cameras can be used in various scenarios such as pet rooms, garages, shops, parking lots, offices, rooms, hospitals, and children's rooms. Equipped with a 3.6mm lens, the viewing angle is up to 120°. Equipped with an effective high-performance CMOS sensor and using Smart HDR technology, it can achieve a delicate high-definition display effect. Real-time video monitoring and playback. Equipped with 3 LED IR-CUT functions, it can see up to 30m in the dark. Waterproof.