The DVR-56MR is a 4-channel digital video recorder with a built-in 5.6" LCD color monitor. It has MPEG-4 techonology, internet access and records at 7.5 fps, making it ideal for small buisness and home use. The product comes with a 80 GB hard Drive (two spaces for hard drives). The DVR-56MR has one channel of audio recording. The 5.6" LCD monitor has a built-in quad.