Product Specificaton :

Camera Connection: BNC, up to 4 Video Cameras
High Resolutio: PAL 720X576 50Hz; NTSC 720x480 60Hz
Freeze: Freeze any camera display capable
Video Input for VCR: BNC, Composite Video 1.0Vp-p, 75 ohm
Quad Output for VCR Playback: BNC, Composite Video 1.0 Vp-p, 75 ohm
Output for Monitor: BNC, Composite Video 1.0 Vp-p, 75 ohm
On Screen Programming for Brightness, Contrast, Sharpness, Hue and Camera title setting Date and time setting
Camera Loss Alarm
External Alarm: 4 Channels