Up to 4 surveillance cameras can be connected to this color quad system, and all 4 pictures can be displayed simultaneously on a single monitor screen divided into 4 blocks. The quad system is able to use virtually any 2:1 interlace type camera. The system features 8-bit/14.3MHz sampling, a built-in character generator display of up to 8 characters on each of the 4 blocks, a built-in sequential switch, on-screen programming, border boundary in the quad mode and alarm function. The unit also features video loss detection for each channel, with alarm output capability, 4 alarm inputs (normally open dry contact, close on alarm), one for each video channel. The unit is rack-mountable and includes rack mount hardware for a single standard EIA rack height unit. The dimensions of the WJ-MS424 are 16 1/2 "W x 1 3/4 "H x 13 3/4 "D. The power source is 120VAC, 60Hz, and is UL listed. Spec Sheet in PDF format WJ-MS424$1,075.00 Packaged security camera systems | Security Cameras | Unitized Security Cameras | Board & Mini Security Cameras | Covert security cameras | Video transmission | Security Camera Lenses | Monitors | Time lapse recorders | Switchers Quads Multiplexers | Housings & mounts | Wireless video | Installation Necessities | Motion detectors | Power supplies | Cabinets & Racks | Power protection | Video Signal | Digital Video Recorders | Remote Video Systems | Video Over Network | Security Products Contact Our Sales Dept. Comments to: webmaster@securityideas.com Site design by Superior Media Security Design Services family of companies securityideasvar.com | cctvhardware.com | allkindscable.com | securityideas.com | buyviconcctv.com www.securityideas.com is TM & © 1999-2008 Security Design Services Corp. All promotional art, characters, logos and other depictions are TM & © their respective owners. All Rights Reserved.