RFID keyfob combine RFID technology with good looking and practical keyfob housings. They can be easily fitted to a normal key ring. Available Chip Type: - 125KHZ Chip: EM4100, EM4200, EM4102, TK4100, GK4001, EM4305, EM4550, T5577, HITAG 1, HITAG 2, HITAG S 2048, etc. - 13.56MHz Chip: Mifare 1K S50, Mifare 4K S70, F08, Mifare 1k/4k compatible, Mifare MINI S20, Mifare Ultralight, Mifare Ultralight C, I CODE SLI, Mifare Desfire 4k, LEGIC MIM256, TI2048, Mifare Plus 2K, Ntag213, Ntag215, Ntag216, etc. - 860-960Mhz Chip: Alien H3, Monza R6, etc. MaterialsïABS/PVC/EPOXY Sizeï 43.7*30.5*5.3mm, 35.5*28*6.4mm, 40.5*32*4.5mm, 36.52*29.85*7.44mm, 52.22*32.18*5.53mm, 42.88*34.64*5.39mm, 52.22*32.18*5.53mm, or Customized ProtectionïWaterproof ChipïTK4100, EM4200, T5577, EM4305, F08, Mifare 1k s50, Mifare 4k s70, etc. Frequencyï125KHz, 13.56MHz CraftsïSilk Screen Printing, Laser Engraved Number, Serial Number, Spray Printed Number, Epoxy, etc. ColoursïRed/Black/Orange/Green/Yellow/Blue/White/Pink/Purple or Any Pantone Color or Multi-Colors or Customized. Operating Temperatureï-10°C to 60°C Storage Temperatureï-20°C to 85°C Humidityï40%-80% RH FeaturesïResistant to dust, dirt and humidit; possibility to combine two technologies in one key fob; suitable for indoor and outdoor use ApplicationïAccess Control & Security, Loyalty System, Parking Management, Time Attendance, etc.