Middle Atlantic U1V-4 Pack of 4 1-3/4" Vented Universal Rack Shelf Peerless-AV PF640 The monitor features a tally

The monitor features a tally indicator on the front of the monitor

3 Megapixel Cameras Designed for 1

An optional rack mount adapter is available for single and side-by side configurations

Tiffen 72mm Graduated Sunrise  Filter is half-color

The V-shaped jaws have teeth that grab whatever is mounted between the plates securely

Middle Atlantic U1V-4 Pack of 4 1-3/4" Vented Universal Rack Shelf Peerless-AV PF640 The monitor features a tallyFeaturing fully ventilated bottom and sides for heat dissipation, the fully welded, easy to install U1V 4 Pack of 4 1 3 4" Vented Universal Rack Shelf from Middle Atlantic fits all components up to 17 3 8" wide to quickly meet all of your rack mounting needs. This shelf is made from 16 gauge steel, with each unit individually boxed. Also, it includes 3 rear brackets to prevent components from sliding backwards. The U1V 4 helps to save valuable space