The 49SAT13560202050 is an SMD crystal resonator manufactured by JGHC. It has a frequency of 13.56 MHz ±15ppm, is RoHS compliant, and has a dual in-line package. The resonator is made up of two oscillators connected in parallel, which is designed to deliver superior frequency stability compared to traditional ceramic resonators. Typical applications include RFID, contactless smart cards, and other consumer electronic applications that require precise frequency control.