Unique Ultra-Slim Profile, Smooth Metallic Surface And High Sensitive Piezoelectric Keys, Now Combined With Shiny Illuminated Digits And A Proximity Card Reader Makes This Unit Highly Attractive For Allweather Pin and Prox Access Applications. Fully Potted In A Metal Housing, The Ayc-E65B Offers Highly Attractive Yet Durable Solution For Any Need. Part Of The Convertible Line Of Readers/Controllers, This Unit Can Be Operated As A Keypad Reader With Any Standard Controller, And Converts Into A Secure 500- User Controller When Connected To The PS-x25T Intelligent Power Supply/Relay Unit.