50pcs High-end Rfid Key Tags M4305 T5577 125khz Rewritable Blank Cards. Introducing the 5YOA EM4305 T5577 Blank Key Tag – the Perfect Solution for Seamless and Secure Access Control. Designed with a T5577 Chip That is Compatible with the EM4305 Chip, These Key Tags Offer Reliable Performance and Versatility. Ideal for Use in Various Applications Such As Access Control Systems, Hotel Locks, and School Campus Access, These Tags Ensure Smooth and Efficient Operations. Crafted from Durable Plastic and Compactly Sized at 3.5cm X 2.9cm X 0.5cm, These Key Tags Are Both Lightweight and Easy to Carry. They Operate at a Frequency of 125kHz and Function Passively, Requiring No External Power Source. With a Detection Range of 0-5cm, These Tags Facilitate Quick and Contactless Interaction with Compatible 125kHz RFID Readers. Water Resistant and Robust, Each Key Tag Includes a Key Ring for Effortless Attachment and Transport. Whether Used for Security Systems, Staff Attendance, or Payment Controls, These Key Tags Provide a Reliable Read and Rewrite Capability to Fit All Your Needs. Features: - Compatible with EM4305 T5577 Chip - Contactless and Passive Operation - Frequency: 125kHz - Read and Rewrite Capability - Compact Size: 3.5cm X 2.9cm X 0.5cm - Detection Range: 0-5cm - Water Resistant - Comes with Key Ring Included - Applications: Access Control, Hotel Locks, School Campus Access, Payment Systems, Security Management - Weight: 47g Per 10pcs Pack Enhance Your Security and Convenience with the Efficient EM4305 T5577 Blank Key Tag by 5YOA..