Team Office high quality proximity key chains are designed for professional access control systems—rigorously tested to withstand years of use, these cards will help you secure and simplify entry into your premises. Team Office RFID Cards and Tags are compatible with many brands of card readers. These Team Office RFID Key chains are made from durable, thick ABS material to withstand daily wear and tear. Used in access control systems in office buildings, large company campuses, schools and universities, and transportation, Key chains are programmed for 125 kHz proximity systems. DETAILS General Specifications Material: ABS Plastic Color: Blue Model Number: TPKF Waterproof and Shockproof Technical Specifications Frequency: 125 KHz Low Frequency Protocol: ISO10536 IC: TK4100 Unique ID : 40bits Temperature : -20°C to +50°C Compatible with EM4100 Applications RFID Keyfob can be used as follows Access Control Systems Club Management Event Management Public Transport