Proximity Readers are ideal for applications utilizing legacy proximity systems or credentials. Operating at 125 kHz, these Proximity Readers are convenient and easily integrated into existing 125 kHz access control systems. Schlage Proximity Readers are compatible with most industry leading proximity credentials.The XF2110P-K Mid-Range Keypad Proximity Card Reader provides a cost effective reader that is ideal for adding onto existing proximity systems.The XF2110P-K Mid-Range Keypad Proximity Card Reader has a sleek and attractive architectural design.