The eSA2 is an easy-to-use, wearable, portable smart antenna that provides professional-level positioning data to any Android device. And with the designated app support, eSA2 can be paired with iOS devices as you wish.
Full constellations and multi-frequency
The eSurvey eSA2 supports BDS/GPS/GLONASS/Galileo/QZSS constellations, comprehensive GNSS signal tracking, 1408 Channels, fully supports BDS-3
Ideal for Multiple Applications
The eSurvey eSA2 is competent for various survey & lofting tasks, for example, road construction, power line survey, site leveling control, CAD application, etc.
All-in-view RTK Positioning
Embedded with a high precision GNSS module, the eSA2 supports centimeter-level CORS differential data positioning.
Rugged, compact and portable design
Protected by a metal shell, the eSA2 is designed to work in the toughest environments. It presents great heat dispersion and weighs 210g, which is ideal for mobile surveys. Thanks to its IP67 protection, the eSA2 has the highest level of dust protection and is able to withstand low-pressure water jets from all directions. Carry the eSA2 in an armband bag, or a shirt pocket, or attach it to a pole using an additional pouch- enjoy flexible wearable modes to make your job even easier.
Built-in Bluetooth Feature
With a built-in Bluetooth feature, the eSA2 can be easily connected to devices with Android operating systems. No need for expensive and heavy data collectors anymore.
GPS: L1C/A, L1C, L2P(Y), L2C, L5
GLONASS: L1, L2
GALILEO: E1, E5a, E5b
BDS: B1I, B2I, B3I, B1C, B2a, B2b, B2b
QZSS: L1, L2, L5
RTK: 0.01 m + 1 ppm CEP
<5 s (Typical)
Built-in, Non-replacable, Lithium Polymer Battery 8.4 V / 1800 mAh