RFID key fobs.
PLEASE NOTE, IF YOU SELECT THE 'FREE' (TO YOU) ROYAL MAIL 2ND CLASS POSTAGE OPTION, THIS SERVICE IS NOT TRACKABLE AND IS NOTORIOUSLY SLOW. I WILL ALWAYS DISPATCH ITEMS WITHIN 1 WORKING DAY OF PURCHASE. I AM NOT RESPONSIBLE FOR THE SPEED ONCE DISPATCHED AND I CANNOT 'CHASE ROYAL MAIL' ONCE THE ITEM HAS BEEN POSTED. PLEASE DO NOT RELY ON THE EBAY POSTAGE DATE ESTIMATES OR EXPECT TRACKING UPDATES IF YOU CHOOSE THIS SERVICE. IF YOU NEED THE ITEM QUICKLY OR WANT TRACKING, PLEASE UPGRADE THE POSTAGE TO AN ALTERNATIVE TRACKABLE SERVICE.Available in the following quantities: 1, 5, 10, 20, 100
Product Description
These durable ABS RFID key fobs use ISO14443A 13.56 MHz MIFARE Classic 1K technology, making them ideal for a wide range of high-frequency access control and identification systems. Each fob contains a re-writable chip with 1KB of memory and a unique ID number, offering secure, contactless operation.
Features:
• Frequency: 13.56 MHz (High Frequency)
• Standard: ISO14443A
• Chip Type: MIFARE Classic 1K (S50 compatible)
• Material: ABS plastic – lightweight, waterproof, and durable
• Read Distance: Up to 10 cm (varies by reader)
• Data Retention: >10 years
• Operating Life: 100,000+ read/write cycles
• Colours: Available in black or dark grey.
Please leave a message with the purchase if you have a preference on colour.
Typical Uses:
• Door entry systems (with 13.56 MHz readers)
• Time and attendance tracking
• Cashless vending or membership cards/fobs
• Gym, hotel, and office access
• Library or school check-in systems
• Smart home NFC automation (with compatible smartphones or NFC readers)
Compatibility:
• Works with most 13.56 MHz MIFARE Classic 1K compatible readers and NFC-enabled devices
• Compatible with systems supporting ISO14443A protocol
• Not compatible with low-frequency 125 kHz RFID readers (e.g., EM4100, HID Prox, some alarm systems)
Please Note: Always check your system’s frequency and protocol before purchase — these fobs will only work with 13.56 MHz ISO14443A readers.