... .Frequency:125KHz 3.high quality, fast delivery,factory pric RFID key tag security card 1.Chips: EM4205 1.Chips:EM4305 2.Frenquency ... card, frosted card, invisible UV printing. 9.color of the key fobs: red,yellow,blue or as customer's requirement the ... shape of the key fobs: square, round or as customer's requirement Thank you ...