Transponder

Transponder Key is a kind of electronic key particulartly secure, due that it can not be duplicated and thanks to its vandal-proof characteristics. It is equipped with 4 onboard contacts that can be activated by 4 different groups of electronic keys. The serial version can be connected in parallel to the serial bus and can control up to 24 groups of different electronic keys.
Each group of keys can call the lift at a different floor.
– Electronic keys
– 4 different relais
– Optional serial
– Shatterproof