Description :  13.56MHz RFID Proximity IC Token Tag Key Keyfobs For Access System  Features :  Small， durable， and do not fade. Waterproof， shockproof， anti-corrosion. Can be hung on channeling keychain for easy carrying.  Specification :  Main Chip : Fudan F08 compatible S50 Color : random send (Blue，Yellow， Black， Grey， Brown) Size : Approx. 40.5×32×4.2mm Operating Frequency : 13.56 MHz Communication speed : 106K Boud Read and write distance : 2.5 ~ 10cm Read and write time : 1 ~ 2ms Operating Temperature : -20 \u2103 ~ 85 \u2103 Endurance :> 100，000 times Storage capacity : 8Kbit， 16 partitions， each partition with 2 grounp passwords  Typical applications : Enterprise \/ campus card， bus stored value card， express way fees， parking， district management，attendance systems， patrol system， enterprise systems， access control systems， radio frequency identification field and so on.  Package includes :  1 x 13.56MHz RFID Keyfob  Details pictures :