Specifications:

1. Anticollision
2. Data transfer: 106 kbit/s
3. Data integrity: 16 Bit CRC, parity, bit coding bit counting
4. Operating distance: Up to 1 to 5 cm (Depending on Antenna Geometry)
5. Operating frequency: 125KHz
6. Contactless transmission of data and supply energy (no battery needed)

Specifications:

• Interleaf Material: Paper | Core Material: Fiberboard | Integrated Circuit: Higgs-3 IC with 800-bits of Non Volatile Memory
• Package Contents: RapidRadio UHF RFID 9640 Tag 
• Dimensions (L X B): 130 mm x 50 mm
• EPC Size: 96 – 480 Bits | User Memory: 512 Bits | TID: 32 Bits | Unique TID: 64 Bits | Access Password: 32 Bits | Kill Passwords: 32 Bits
• Frequency: 840MHz to 960MHz Ultra High Frequency and is Compatible with Standard: ISO/IEC 18000-6C EPCglobal Class 1 Gen 2

Specifications:

1. Easy to change mode: with a small SMD toggle Switch, it becomes very easy to change among IIC, SPI, and HSU modes
2. Longer distance: the reading distance becomes 5~7cm, compared with 4~6 cm of the last version
3. Built-in PCB Antenna, with 5cm~7cm communication distance
4. On-board level shifter, Standard 5V TTL for I2C and UART, 3.3V TTL SPI
5. Work as an RFID reader/writer
6. Work as a 1443-A card or a virtual card
7. Compatiable with Arduino Board.

Specifications:

• Input Voltage: 5 V DC – 12V DC
• On Board Voltage Regulator
• Operating Frequency: 125 khz
• Read Distance: 8 to 10 cm
• Size:  32 mm (length), 32 mm (width), 8 mm (height)
• through a RS232 converter to PC