Main technical parameters Communication protocol: Protocol ISO14443A, EM4100 series Support card: MF 1k/4k/UTL/Dfire Read distance: >3cm Rhyngwyneb: Wiegand, TTL, UART, USB, can be customized Voltage: DC 5V Current: <50mA Working temperature: -20°C~+70°C Reading tips: awgrymiadau swnyn, LED instructions Module size: 33× 17 × 4mm (swnyn allanol) Hysbysiad: Mae angen JavaScript ar gyfer y cynnwys hwn.