... various chips are available proximity card for hotel card key system FeaturesLF/ HF/UHF operational frequency chips are available.R/W ... JWL872915MHzUCODE EPC GEN2, UCODE HSL, IMPINJ MONZAApplicationsAccess control System, Patrol system, Attendance system, Business management system, and etc. It can be customized to produce individualized ... member card, and etc. proximity card for hotel card key system