{"product_id":"rfid-qr-code-nfc-access-control-reader-ttl-rs485-wiegand-13-56mhz-20000-users","title":"RFID QR Code NFC Access Control Reader – TTL RS485 Wiegand 20K Users","description":"\n\u003ch2\u003eRFID, QR Code \u0026amp; NFC Access Control Reader — Up to 20,000 Users\u003c\/h2\u003e\n\u003cp\u003eTake your entry management to the next level with this versatile multi-protocol access control reader from \u003cstrong\u003eLUCKING DOOR\u003c\/strong\u003e. Designed for seamless integration into commercial, residential, and industrial access systems, this reader supports \u003cstrong\u003eRFID cards, QR codes, NFC mobile credentials, and barcodes\u003c\/strong\u003e — all in one compact, wall-mount unit. With support for \u003cstrong\u003eTTL, RS485, and Wiegand 26\/34 output\u003c\/strong\u003e, it connects effortlessly to virtually any access control panel or system on the market.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Mode Reading:\u003c\/strong\u003e Scans QR codes (on-screen or printed), Mifare One IC cards, Mobile Phone NFC, and DESFire EV2 cards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightning-Fast Recognition:\u003c\/strong\u003e QR code scan in under 0.5 seconds; card read in under 0.3 seconds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Capacity:\u003c\/strong\u003e Supports up to \u003cstrong\u003e20,000 users\u003c\/strong\u003e, with up to 20,000 IC card–bound QR codes via the free mobile app\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Communication Interfaces:\u003c\/strong\u003e Standard TTL, RS485, and Wiegand 26\/34 output for broad compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e360° Vertical Reading Angle:\u003c\/strong\u003e Read codes from any rotational orientation — no need to align perfectly\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto Fill Light:\u003c\/strong\u003e Built-in illumination activates automatically in low-light conditions for reliable scanning day or night\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Voltage:\u003c\/strong\u003e DC 5–12V for easy integration with standard power supplies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuzzer Notification:\u003c\/strong\u003e Immediate audible feedback on every successful scan or card read\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelay Output:\u003c\/strong\u003e 1 set of normally open and 1 set of normally closed contacts for direct lock control\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFree Mobile App:\u003c\/strong\u003e Manage users, assign QR codes, and monitor access — all from your smartphone\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px; border:1px solid #ddd; text-align:left;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eReading Mode\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCMOS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eReading Code\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eQR Code (On screen \/ paper)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eReading Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e5 mil\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eQR Reading Distance\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e2–10 cm (minimum 3 cm from camera)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eVertical Reading Angle\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e360°\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCamera Scan Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e±80° up\/down and left\/right\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eQR Recognition Time\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u0026lt; 0.5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNFC Frequency\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e13.56 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCard Types Supported\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMifare One (IC Card), Mobile NFC, DESFire EV2\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCard Reading Distance\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e3–6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCard Reading Time\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u0026lt; 0.3 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDC 5–12V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTTL \/ RS485 \/ Wiegand 26 \/ Wiegand 34\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMaximum Users\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e20,000\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUnlock Signal\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1× normally open + 1× normally closed relay contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSignal Input\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1× open-door button input\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNotification\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eBuzzer\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDevice Dimensions\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e114 × 74 × 21 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eWaterproof Cover Dimensions\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e150 × 103 × 80 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIdeal Use Cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOffice buildings and corporate lobbies\u003c\/li\u003e\n  \u003cli\u003eApartment complexes and gated communities\u003c\/li\u003e\n  \u003cli\u003eWarehouses and industrial facilities\u003c\/li\u003e\n  \u003cli\u003eGyms, co-working spaces, and event venues\u003c\/li\u003e\n  \u003cli\u003eSchools and educational institutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSecurity \u0026amp; Standards Resources\u003c\/h3\u003e\n\u003cp\u003eFor guidance on physical access control standards and best practices in electronic security systems, refer to the NIST Guidelines on Physical Access Control Systems (PACS).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What card types does this RFID QR code access control reader support?\u003c\/h4\u003e\n\u003cp\u003eA: This reader supports Mifare One IC cards (13.56 MHz), Mobile Phone NFC credentials, and DESFire EV2 cards, in addition to QR codes displayed on screens or printed on paper. This makes it one of the most versatile multi-credential access control readers available.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the free mobile app compatible with both iOS and Android devices?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the free mobile app is designed to work with smartphones running both iOS and Android. It allows administrators to manage up to 20,000 users, issue QR code credentials, and monitor access activity remotely with ease.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this reader integrate with my existing access control panel using Wiegand?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. This reader outputs standard Wiegand 26 and Wiegand 34 protocols, as well as TTL and RS485, making it compatible with the vast majority of access control panels and systems already on the market. Simply select the output protocol that matches your panel's requirements.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the reader work in low-light or dark environments?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The reader is equipped with a built-in auto fill light that activates automatically when ambient light drops below an optimal level, ensuring consistent and reliable QR code scanning even in poorly lit entryways or nighttime conditions.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What card types does this RFID QR code access control reader support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This reader supports Mifare One IC cards (13.56 MHz), Mobile Phone NFC credentials, and DESFire EV2 cards, in addition to QR codes displayed on screens or printed on paper. 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