The MV421TIRB is a 2.1 megapixel network camera that delivers 1080p resolution at 30 frames per second, featuring advanced technologies such as true day and night vision, wide dynamic range, and digital noise reduction. It supports triple codec video compression, offers power over Ethernet, and is IP68 rated for water resistance. Key specifications include a 3.0-10.5mm p-iris lens, built-in memory card slot, and the ability to support up to 20 users for remote viewing and control.