UHF 902-928 MHz transponders. Chip type: M3D (128 bit EPC + 64 bit TID + 128 bit memory). Anti-collision. Reading distance: 4.9 feet (1.55 m). Operating temperature: -40° to +85° C. Regulations: UHF EPC Class 1 Gen 2, ISO 18000-6C, RAIN. Dimensions: 50 x 12.5 x 1.4mm. Minimum order quantity: 918 units. Units per box: 918 units.