The eSurvey eSA1 is a rugged, compact, wearable, wire-free smart antenna that efficiently captures high-quality data and allows you to work in multiple survey tasks. Connect the eSurvey eSA1 to mobile devices or PC with Android and Windows operating systems, thanks to its built-in 4G LTE/ Wi-Fi and Bluetooth technology. Use its internal Web user interface as a convenient app to modify configurations, including Ntrip setup. Bring it anywhere, without the worry of cables.