About This

• Original T5577 Chip,it doesn't have pre-programmed id number,so need to write the id on it before you read
• it's rewritable chip,and it can write in 125khz id format and H ID WG 125khz format
• Please note it can't be read before you program the chip
• can write by 125KHz RFID writer/copier
• It can't be read before you write on it,please note that

Overview

• Color : Black
• Size : Diameter: 0.98 inches, Thickness: 0.04 inches
• Material : PVC
• Brand : YARONGTECH
• Finish Type : Uncoated