Hi-Mound HK-808 is a deluxe high profile straight key featuring a larger and heavier arm mechanism that other HK models, big Navy-style knob, mounted on a block of solid marble measuring 3.5 x 6 inches and weighing in at 2 lbs 4 ounces. Cable connection via screw terminals on top of solder tabs inside the base accessible via a rear circular cable hole in the base. This a very nice item!