Material: ABS Frequency: 125khz/13.56mhz Color: Black, Blue, Yellow, Red, Grey, Green optionalPackaging: glued Temperature. -25 to 50 degree Size: 34.8*23*3.9mmIC available at 125KHz nominal TK4100, EM4100, EM4102, EM4450, Hiatg1, Hitag2, HitagS256, HitagS2048, Atmel temic 5577IC available at 13.56MHz nominal MF 1k S50, MF 4k S70, Desfire MF..