- twitter.com pongcaseThe Intelligent Case: Pong's built-in antenna pairs with your mobile device's antenna to redirect wireless energy away from you.
- twitter.com pongcase/status/931576468232052736pongcase.com.
- vk.com @382277392-effektivnost-zaschity-ot-…Принцип действия не указан. www.pongcase.com/ Снимает около 40% вредного воздействия.