{"product_id":"5yoa-10pcs-125khz-read-only-rfid-tk4100-em4100-proximity-keyfobs-smart-secure-door-entry-access-control-id-keychain-token-tag","title":"5YOA 10 Pack 125KHz RFID Keyfobs TK4100 EM4100 Proximity ReadOnly Door Entry Access Control Tokens","description":"\u003ch2\u003e\u003cb\u003eProduct Overview\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp\u003eSecure your access with this 10-piece set of 125KHz RFID keyfobs, utilizing the TK4100\/EM4100 chip for reliable, read-only identification. Designed for durability and ease of use, these smart ID keychains are perfect for access control systems, attendance tracking, and ticketing applications, offering a simple yet effective solution for managing entry and identification needs.\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eSpecifications\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eBrand Name\u003c\/b\u003e: 5YOA\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eChip Type\u003c\/b\u003e: TK4100\/EM4100\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSmart Card Type\u003c\/b\u003e: Recorded (Read-Only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eResponse Frequency\u003c\/b\u003e: 125 KHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErase Life\u003c\/b\u003e: 100,000 times\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eOperating Temperature\u003c\/b\u003e: -40 ℃ to 85 ℃\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: ABS\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eFeatures\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eRead-Only Functionality\u003c\/b\u003e: Each keyfob is pre-programmed with a unique ID that cannot be written to or altered, ensuring secure and consistent identification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Construction\u003c\/b\u003e: Made from ABS material, these keychains are built to withstand daily use and varying environmental conditions, including being waterproof.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVibrant Color Options\u003c\/b\u003e: Available in a wide range of colors including Red, Pink, Mixed Color, Purple, Gray, Blue, Green, Yellow, and Black to easily distinguish and organize.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eIntegrated Key Ring\u003c\/b\u003e: Each token comes with a convenient key ring for easy attachment to keys, lanyards, or bags.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUnique ID Programming\u003c\/b\u003e: Every keyfob features a unique ID, laser-printed for clear identification and traceability by access control systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eMeasurements\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDimensions\u003c\/b\u003e: Approximately 43.7 x 30.5 x 5.3 mm (1.72 x 1.20 x 0.21 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSensing Distance\u003c\/b\u003e: Up to 5 cm (approx. 2 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRead\/Write Time\u003c\/b\u003e: 0.2 milliseconds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003ePacking List\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e10 x 125KHz RFID TK4100 EM4100 Proximity Keyfobs (ID Keychains)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eNotes\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eThese keyfobs are strictly read-only and cannot be used for recording or writing data.\u003c\/li\u003e\n\u003cli\u003eEnsure compatibility with your 125KHz RFID reader system before purchase.\u003c\/li\u003e\n\u003cli\u003eThe product includes a key ring for each token.\u003c\/li\u003e\n\u003cli\u003eThe TK4100 and EM4100 chips are functionally equivalent for read-only applications at 125KHz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eProduct Tags\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRFID Keyfob\u003c\/li\u003e\n\u003cli\u003eAccess Control\u003c\/li\u003e\n\u003cli\u003eID Keychain\u003c\/li\u003e\n\u003cli\u003eSmart Card\u003c\/li\u003e\n\u003cli\u003eTK4100\u003c\/li\u003e\n\u003cli\u003eEM4100\u003c\/li\u003e\n\u003cli\u003e125KHz\u003c\/li\u003e\n\u003cli\u003eProximity Tag\u003c\/li\u003e\n\u003cli\u003eDoor Entry\u003c\/li\u003e\n\u003cli\u003eSecure ID\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eProduct Type\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAccess Control Keyfob\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eDisclaimer\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDesign Specifics\u003c\/b\u003e: The visible gap is a deliberate functional feature of engineering and does not indicate a defect or damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVisual Variations\u003c\/b\u003e: Actual product colors may vary slightly from online images due to differences in lighting conditions and monitor display settings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMeasurement Tolerance\u003c\/b\u003e: Please allow for minor dimensional deviations resulting from manual measurement and manufacturing processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePolicy Information\u003c\/b\u003e: Consult our FAQ, Privacy Policy, and Terms \u0026amp; Conditions for comprehensive details regarding returns and exchanges.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cb\u003eImages\u003c\/b\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0742\/8112\/3892\/files\/Saea120c615f24c4c9f4cf71ec6d4a44cy.webp?v=1779871623\" alt=\"RFID Keyfob Set\"\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sac8b57f0c9c24577ba5b78cd0332aa284.jpg\" alt=\"RFID Keyfob Detail 1\"\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se7e6ec75bb3b4480b15bbac157d65707D.jpg\" alt=\"RFID Keyfob Detail 2\"\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S181888bd6db24c369a55a0d697bcb186K.jpg\" alt=\"RFID Keyfob Detail 3\"\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S822438580e204f9e95130a0238dec9b9l.jpg\" alt=\"RFID Keyfob Detail 4\"\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3d618245e71d46419a6f48358b4bcb24F.jpg\" alt=\"RFID Keyfob Detail 5\"\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Retail","offers":[{"title":"10Yellow-KeyTK41","offer_id":47839681151028,"sku":"1005006863764925-10Yellow-KeyTK41","price":6.45,"currency_code":"USD","in_stock":true},{"title":"10Red-KeyTK41","offer_id":47839681183796,"sku":"1005006863764925-10Red-KeyTK41","price":6.34,"currency_code":"USD","in_stock":true},{"title":"10Blue-KeyTK41","offer_id":47839681216564,"sku":"1005006863764925-10Blue-KeyTK41","price":6.27,"currency_code":"USD","in_stock":true},{"title":"10Black-KeyTK41","offer_id":47839681249332,"sku":"1005006863764925-10Black-KeyTK41","price":6.34,"currency_code":"USD","in_stock":true},{"title":"10KeyTK41","offer_id":47839681282100,"sku":"1005006863764925-10KeyTK41","price":6.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0742\/8112\/3892\/files\/Saea120c615f24c4c9f4cf71ec6d4a44cy.webp?v=1780231930","url":"https:\/\/simplesmarket.com\/products\/5yoa-10pcs-125khz-read-only-rfid-tk4100-em4100-proximity-keyfobs-smart-secure-door-entry-access-control-id-keychain-token-tag","provider":"Simples Market","version":"1.0","type":"link"}