FSB 7361/7360 security hardware is designed as a standard entrance door furniture and supplied with a matching lever handle plus straight-cornered back plate for the inside. The electronics require no cabling whilst adding innovative functions to the hardware. The capacitive bell sensor combines with a LED transmission control device on the outside and a radio-operated bell module built into the inside back plate to act as a battery-operated unit. A transmission radius of 200 meters makes for flexible positioning and use of the attendant bell module. Top S4 security rating is of course delivered.