Enhance your security system with this convenient Proximity Card equipped with 125kHz FSK technology. Measuring just 1.8mm in thickness, it's sleek and unobtrusive, easily fitting into wallets or cardholders. The card features a classic white design, perfect for seamless integration into any environment. Rest assured of its compliance with RoHS standards, making it a sustainable and environmentally-friendly choice for your access control needs. Upgrade your security measures with this high-quality proximity card.