Barantec's indestructible Solid State Piezo keypad and reader offers the ultimate in strength and durability where Proximity(125KHz), PIN and or both are required for entry control. With a tamperproof keypad and a weatherproof, solid brushed aluminum casing, Barantec's indestructible keypads are designed to continuously function in harsh climates or high-risk, high-traffic environments The Prox Pin reader is equipped with two electronically interlocked devices-an HID format proximity reader and a piezoelectric keypad-contained within a single, indestructible metal housing. The twelve position keypad is designed for both international and U.S. It features eight bit word data output format, 5-12 VDC power, 150mA current draw and red and green status LEDs. The keypad uses solid state Piezo sounder technology to provide audible feedback. A natural aluminum color is standard, but other colors are available upon request Features: Anodized Graphics Waterproof and Dustproof to IP68 2x5 configuration keypad Universal Mounting Optical Anti-tamper The keypad data output is available in various formats including 8, 26, and 32