... :85.5mm*54mm or on demand MOQ:500PCS mifare 4k proximity cardMaterial: PVC/ABS/PET/PS,Brass and gold or silver ... (Adhesive) Dry inlay(Non-Adhesive)Available size/shapeISO CR80, Credit card size,key fob size,coin tag,clamshell cards,customized sizeAvailable ... Frequency (125khz)chip EM4100, EM4205 , EM4305 ,EM 4450TK 4100(id card),T5567 /T5577Compatible HID 26/37High Frequency(13.56MHZ)chips NXP ...