ASR2101H is an IC card reader with keypad for access control, ideal for securely managing access to homes, offices, and businesses. It allows unlocking via card or password thanks to the backlit mechanical keypad and includes a buzzer and LED status indicator. It supports RS-485, Wiegand, and OSDP protocol interfaces, as well as a Watchdog function and Tamper protection. Featuring IP66 protection, it is suitable for installation in indoor and outdoor environments. Dahua