The KR310 is a dual-frequency Wiegand card reader for 125 kHz EM and 13.56 MHz ISO14443A cards, designed for ZKTeco access control devices and control panels. With a robust, waterproof IP65 casing, LED indicators, and a reading range up to 10 cm (125 kHz) / 5 cm (13.56 MHz), it is ideal for indoor and outdoor installations. Supports two-sided door control and easy installation on metal frames or mullions.