General Specifications:

• Technology: NFC (Near Field Communication)
• Frequency: 13.56 MHz (standard frequency for NFC cards)
• Memory: Typically 1 KB to 4 KB EEPROM (depends on the card)
• Data Transfer Rate: 106 kbps, 212 kbps, or 424 kbps (depending on the NFC protocol version)
• Material: PVC (Polyvinyl Chloride) or ABS (Acrylonitrile Butadiene Styrene)
• Card Size: Standard (85.6 mm x 54 mm) or custom sizes available
• Thickness: 0.8 mm (Standard thickness), varies for custom cards
• Weight: ~5-10 grams (depends on material and design)
• Durability: Water-resistant, scratch-resistant, can withstand high wear

 Applications:

1. Building and Facility Access: Used in office buildings, hotels, and secured premises.
2. Employee Identification: Allows employees to gain access to specific zones or equipment.
3. Public Transport: Some NFC cards are used for ticketing and fare collection.
4. Cashless Payment: Often integrated with payment systems for transactions.

Advantages:

• Enhanced Security: Due to the encryption and proximity-based access, NFC cards are more secure than traditional magnetic stripe or keycard systems.
• Ease of Use: Quick and hassle-free authentication process.
• Cost-Effective: NFC technology reduces the need for physical infrastructure like swipe readers and keys.