This panic button has two pairs of buttons to help in providing protection against outside attack. The buttons on the top of the unit activate Alarm A and the pair of buttons on the side activate Alarm B. There are jumper links to select the appropriate resistor combination for various alarm panels. The unit has a tactile tamper switch which will trigger if the front cover is removed or if the unit is forcibly removed. * Easily resettable with key * 4-button operation with timer * LED Status indicator * Low-power warning light * Slim design * Selectable resistors * Multiple cable entry points * Security grade 3 to BS EN 50131 * Dimensions 80 x 62 x 28mm