# Jual RFID Card: The Ultimate Guide to Smart Access Solutions ## What Are RFID Cards and How Do They Work? Jual RFID card solutions have revolutionized how we manage access control, payments, and identification systems. As someone who has implemented RFID technology across multiple office buildings, I've witnessed firsthand how these smart cards transform security and convenience. My technical background in electronics helped me understand the underlying technology quickly, allowing me to design customized RFID systems for various clients. ### Technical Specifications of Standard RFID Cards When you **jual RFID card** products, understanding technical specifications is crucial for matching the right card to specific applications. Below are detailed parameters for common RFID card types: **MIFARE Classic 1K Cards:** - Dimensions: 85.6mm × 54mm × 0.76mm (ISO/IEC 7810 ID-1 standard) - Chip: NXP MIFARE MF1S50 - Memory: 1KB EEPROM organized in 16 sectors with 4 blocks each - Frequency: 13.56 MHz - Communication Speed: 106 kbit/s - Operating Distance: Up to 10 cm (depending on reader) - Data Retention: 10 years - Write Endurance: 100,000 cycles **Ultra-High Frequency (UHF) RFID Cards:** - Dimensions: 85.6mm × 54mm × 0.84mm - Chip: Impinj Monza R6 or Alien Higgs-3 - Frequency: 860-960 MHz - Read Range: Up to 12 meters - Memory: 96-bit or 128-bit EEPROM - Protocol: EPC Class 1 Gen 2 **Low Frequency (LF) RFID Cards:** - Dimensions: 85.6mm × 54mm × 0.76mm - Chip: EM4100 or T5577 - Frequency: 125 kHz - Read Range: 5-10 cm - Memory: 64-bit read-only or 330-bit read/write *Note: These technical parameters are reference data. For exact specifications when you jual RFID card products, please contact backend administration.* ## Personal Experience with RFID Implementation When our company decided to upgrade from traditional key systems, I advocated for RFID technology. My ability to quickly grasp technical systems helped me lead the transition. We started with basic proximity cards for door access but soon expanded to multi-application cards that handled building access, cafeteria payments, and library checkouts. One entertaining application we developed was for our annual company Oly