Typical Maximum Read Range
ISOProx® II card: 2.5-3.5" (6.3-8.8 cm)
ProxKey® II keyfob: 1.0-1.25" (2.5-3.2 cm)
Microprox® Tag: 1.0 – 1.25" (2.5-3.2 cm)
iCLASS® card: 3.5-4" (8.8-10 cm)
iCLASS Key: 1.0"(2.5 cm)
iCLASS Tag: 1.0" (2.5 cm)
MIFARE® Card (serial number only): 2-2.5" (2.5-6.4 cm) 

Dimensions
3.30" x 4.80" x .85" (8.38 cm x 12.19 cm x 2.16 cm)

Card Compatibility
125 kHz Proximity

• HID proximity cards, key fobs, and tags.
• AWID Credentials

13.56 MHz contactless smart cards

• ISO 15693 - read only; 2k bit (256 Byte), 16k bit (2k Byte) and 32k bit (4k Byte); serial number
• ISO 14443A - read only; MIFARE (serial number)
• ISO 14443B - read only; 2k bit (256 Byte) and 16k bit (2k Byte)
• Sony FeliCa™ IDm (requires Transit reader p/n 6124)

Warranty
Lifetime. Warrantied against defects in materials and workmanship for life. (See complete warranty policy for details