| Physical Characteristics | 
| Dimensions | 
5 mm (h) x 38 mm (w) x 40 mm (l) | 
| Environmental Characteristics | 
| Operating Temperature | 
10 to 70°C | 
| Storage Temperature | 
-20 to 85°C | 
| RFID Characteristics | 
Frequency | 
13.56MHz | 
| Protocols/Standards | 
ISO14443A/B,br>ISO18092 3DES with MiFARE Ultralight C Tags AES Authentication for Mifare Plus Tags Crypto1 Authentication for Mifare Classic Tags | 
Read Range Internal Antenna External Antenna | 
(Dependant on Tag and Orientation) Upto 5cm Upto 8cm | 
| Power | 
| Source | 
1.8 to 5.5VDC ± 0.2V | 
ConsumptionOperating Idle Sleep | 
  120mA 10mA 10µA | 
| Interfaces | 
| Host/Data Rates | 
UART(TTL) / 9.6-1152 kbps  SPI Mode 1 / Upto 4Mb/s  USB 2.0 VCP / Upto 12Mb/s  I2C / 100/400kHz | 
       
| Peripheral | 
4 Programmable GPIO Pins |