RKL55 and RWKL550 iCLASS Contactless Smart Card Reader Manual

This document details the HID Global RKL55 and RWKL550 contactless smart card readers, which combine 13.56 MHz iCLASS technology with a keypad and LCD screen for dual-factor authentication and enhanced user interaction at the door. It covers specifications, model numbers, read ranges, communication protocols (including HADP/OSDP and iCLASS Serial Protocol), and applications such as time and attendance, vending, and point-of-sale.