2023-06-12 00:00:00 A companion to the eSight 4 enhanced vision device, control your eSight experience and unlock advanced features from your smartphone. Do more with the eSight mobile app: - Watch videos streaming on your smartphone directly on your eSight 4 screen, with eCast. - Use eMirror to see your phone screen even better, viewing it on your eSight 4 with the powers of freeze, zoom, focus, and more.