... chips 125KHz, 13.56MHz, shapes available, High quality ABS/PC Ultrasonic plastic welding Colors: Available Red, black, yellow, blue, ... grey, green... IC available at 125KHz nominal:TK4100, EM4100, ... Hiatg1, Hitag2, HitagS256, HitagS2048, Atmel temic 5567 IC available at 13.56MHz nominal:NXP Mifare1 S50, Mifare1 S70, Desfire ...