Monster Cable MP HT 850 Home Theatre PowerCenter (Discontinued by Manufacturer) Dimensions: 2.31" H x 4.13" W x 11.50" L; weight: 2.92 lbs. 2590 joule rating provides highest level of surge absorption. $150,000 Monster Connected Equipment Warranty. Side entry design and included wall-mounting bracket eliminate cable clutter. Protects coax lines used with cable TV from surge pulses.