125KHz RFID Card TK4100 EM4100 Proximity Keyfobs
High-frequency 125KHz RFID technology ensures fast, reliable identification with a read range up to 10 cm. Crafted from durable ABS plastic with embedded copper antenna coils for superior signal stability. Waterproof and shock-resistant design withstands daily wear. Pre-programmed with EM4100 protocol for seamless compatibility with most access control systems. Ideal for secure door entry, gym memberships, parking permits, and time attendance tracking. Compact keychain form factor for easy portability. Factory-direct pricing with bulk discounts available. Custom logo printing options for branding. Compliant with ISO 11784/85 standards. Ships globally with fast logistics.