Discover Apple iPhone cases and Apple iPad cases that not only enhance your device performance, but also redirect harmful wireless energy away from you. Pong technology tunes cellphone antennas for the iPhone 4s, iPhone 5 and iPhone 5s as well as Samsung Galaxy S5, Galaxy S4 and Galaxy S3. Whether you want to shield yourself from the harmful RF emitted from your smartphone, or you’re looking to increase your signal strength and range, a Pong cellphone case is right for you. Shop our entire selection by clicking here. Or, to learn more, check out our Technology Section.