500 CARD PACK - Excellent balance of per-card savings and manageable inventory. Classic 1K - global standard with 10+ billion deployed worldwide. PROVEN COMPATIBILITY - Works with thousands of access control, time attendance, and door lock systems. 13.56MHz frequency, ISO14443A compliant, 1K bytes EEPROM memory. PRINTABLE & PROGRAMMABLE - Blank white PVC surface accepts ID card printing. Create credentials combining visual identification with electronic RFID access control. STANDARD DIMENSIONS - CR80 credit card size (3.375 x 2.125 inches) at 30 mil thickness. Compatible with all standard ID card printers and card holders. APPLICATIONS - Corporate access, hotel keys, fitness memberships, residential entry, parking systems, campus cards, healthcare credentials. Blank for encoding to your specifications. Classic 1K RFID smart cards in a 500-card pack - excellent balance of per-card economics and manageable inventory. The global standard contactless platform with 10+ billion deployed worldwide provides proven reliability and broad compatibility for RFID access control implementations. Technical specifications: 13.56MHz operating frequency, ISO14443A compliance, 1K bytes EEPROM memory, standard CR80 credit card dimensions at 30 mil thickness. Blank white printable surface works with Fargo, Evolis, Magicard, Zebra, and Datacard ID card printers for credentials combining visual identification with electronic access control. Applications include corporate office access, hotel guest keys, fitness memberships, residential building entry, parking systems, campus cards, and healthcare credentials. Cards ship blank for encoding with your compatible system.