The Keyscan K-PROX3 is a robust and affordable reader with a sleek, modern finish. The K-PROX3 features stellar technology, multiple mounting options and anti-tamper capability for truly unrivalled per- formance and dependability.K-PROX3 boasts dedicated features designed for exclusive use with Keyscan's Present3 and facility lockdown function. When enabled, the reader will indicate status with new auxiliary LED indicators. These features are enabled with firmware and a programming card (sold separately). However, it will function on all Keyscan systems with or without these features enabled.The K-PROX3 is the ideal choice for Keyscan access control systems with 125 kHz proximity reader requirements.Provides an innovative 'heartbeat' technology. If this heartbeat is interrupted due to wiring fault, damage an alarm condition is triggered by the Keyscan control panelNew dedicated LED indicators Keyscan Present3 and facility lock down features (firmware and programming card required)On board beeper to generate audible tones or sound a local "door-held-open" alertVersatile mounting options with 2-in-one, mullion or single gang, electrical box mounting applicationsEpoxy encased electronics and well-suited for both interior or exterior useImpressive read rangeDurable, weather-resistant construction for reliable operation and long usage even in harsh environmentsLimited lifetime warranty