NESS S2 U/PROX ADDRESS K/PAD READER Addressable 101-082Multifunction Access Controller The Ness UltraProx S2 is a single door stand alone multi function access controller Keypad and Card Reader with Wiegand output. With both relay output for stand alone operation AND Wiegand output for when connecting to 3rd party Access Controllers or security systems, this vandal resistant, weatherproof access system provides great flexibility for any application. It is suitable for mounting either indoor or outdoor in