Switzerland EM Microelectronics EM4305 RF chip, read and write, 512 EEPROM, divided into 16 sectors, each sector 32bit.32bit UID (unique identifier). 32-bit password read and write protection, the EEPROM The sector is read-only locked and is compatible with the EM4469 / EM4569. Not only ISO 11784/ISO11785 but also ISO FDX-B animal identification standards, the RF chip can be used in a wide range of application management systems, especially Animal identification and tracking management.
Surface to print patterns, LOGO or spray ID number, QR Code, dust-proof, waterproof, anti-vibration, the product can also be perforated. Or made transparent tag.

Parameters:

Chip: EM4305
Frequency: 100~150KHz
Standard: ISO11784, ISO11785, ISO FDX-B
R/W distance: 2~10cm
R/W time: 1-2ms
Size: Φ20mm/25mm/30mm, thickness 1~4mm (or the designated size )
Working temperature: -20℃~+85℃
Erasable times: >100,000 times
Data Storage: >10 years
Materials and production process: PVC, shell encapsulation chips and coil, ultrasonic welding
International protection agreement: IP67/IP68
Weight: 1~4g

Applications
Identification, Time and Attendance Systems, Access Control Systems, Item Identification, Animal Identification and Tracking Management, etc.