General description These 50 pieces of Access Control Cards are designed for various applications including ID identification, logistics, VIP access, e-payment, security, loyalty systems, parking management, and time attendance. Each card features a unique global UID number and operates at a frequency of 125 KHz using TK4100 or EM4100 chip types. Please note that these cards cannot be copied and require access control authorization for issuance. Technical specifications Frequency: 125 KHz Chip type: TK4100 / EM4100 Material: PVC Color: White Measurement allowed error: +/- 1-3 cm Package Contents 50 x Access Control Cards Other information