Custom Digitran KL Series, 4 X 4 (X/Y) button keypad. White buttons with black numbers. Bubble type contact pad rated 5mA @ 12VDC. When button is pressed a Row Pin is connected to Column Pin. Eight 0.1” pitch right angle header pins at top of back. W: 2-11/16” H: 3” T: 3/8” WT: .06