The DPS1000 and the 1811NG from Barfield can be fully operated either from the display screen or from the tablet app. Both Android and iOs versions are available for download from Google Play Store and Apple Store. The data on the tablet app is identical to the one on the DPS1000 and the 1811NG. Barfield Innovative App operates as follow: Connect to the DPS1000 via available Wi-Fi technology, once Wi-Fi connection is established, the user can remotely operate the DPS1000 and 1811NG. The data on the tablet app is identical to the one on the DPS1000 and 1811NG. When connecting to the DPS1000, the app will detect its firmware (HUIM & PCM) version. If the firmware version on the DPS1000 is older than the one on the app, it will automatically trigger an update to match the app firmware version, which is usually the latest version. For more information visit www.barfieldinc.com