125kHz Proximity ID Chip TK4100 RFID Keyfob
High-frequency 125kHz RFID chip for seamless proximity access control. Durable ABS housing with smooth finish, precisely molded at 41x32mm for ergonomic handling. Integrated stainless steel keyring for easy attachment. Ideal for corporate offices, hotel room entry, gym membership systems, and elevator security. Encrypted data transmission prevents unauthorized cloning. Bulk pricing available for large-scale deployment. Order now for the most competitive wholesale rates worldwide.