Sudden cardiac arrest can happen to anyone, anywhere, and every minute counts. The Cellular LIFEPAK® CR2 AED provides fast, easy-to-use defibrillation, putting lifesaving technology right where it's needed and giving you confidence when it matters most, with cellular connectivity that allows remote monitoring of device readiness and location. Cellular models require the one-time purchase of the 8-year 4G Data Plan at the time of AED purchase, sold separately. Defibrillator and Data Plan Sold Separately - ORDER BOTH.