High security and scalability, combined Secure RFID and NFC reader Robust in harsh outdoor environments Up to 8 cm reading range Protect your company, guests and data with the STid Architect Modular standard access reader. Also known as the Arc-A reader, this reader is sure to deliver a spectacular user experience while maintaining high levels of security. The STid Architect Modular reader is highly resistant to vandalism, tough in harsh outdoor environments and operates at 13.56 MHz frequency. As part of Stid�s range of innovative Architect readers, the Architect Modular reader has been created with the perfect blend of high security and scalability, ensuring complete efficiency for any organisation. Manufacturer part number: Standard: ARC-R31-A/PH5-3i/1 Bluetooth: ARCS-R31-A/BT1-3i/1