The WJ-MS424 color quad system is the ideal multiple surveillance camera system for CCTV applications and is virtually compatible with any 2:1 interlace type camera. The WJ-MS424 displays up to 4 surveillance pictures, with border, on a single monitor. Excellent color picture quality is produced by 8-bit/14.3MHz sampling. On-screen alphanumeric identification (8-picture ID characters) details camera location.