4 channels home or office surveillance system which installs into your own PC turning it into a digital video recorder. This system includes 4 high resolution indoor day/night dome cameras which provide state of the art security or surveillance functions for your home or office needs. With everything you need included, the installation is a breeze and your system will be up in only minutes. This system has every feature you could possibly want in a high quality DVR system. is capable of recording four cameras of live video at 120FPS in real time. With a capacity of 4 security cameras connected to the system, you can view and record each camera at a professional rate of 30 frames per second (FPS).