EMLID reach RS4 PRO
Emlid RS4 PRO, the new generation all-band receiver, equipped with a dual camera
The Emlid RS4 PRO now features a groundbreaking dual integrated camera system. This state-of-the-art technology delivers unparalleled visual precision in the field, enabling users to accurately position points with speed and confidence. Beyond traditional surveying, the system allows for remote, no-contact point capture—even in challenging or inaccessible environments. Designed for professionals who demand excellence, the RS4 PRO redefines the standards of modern geopositioning, combining innovation, efficiency, and reliability.
3999€ technical support and training included

Download the Reach RS4 PRO technical sheet

Accessories
Reach M2 649€

Extension 45€

Pole + phone mount 198€

Survey pole 169€

Bipod 139€

Tripod 148€

Tribach 227€

Main features of the EMLID Reach RS4 PRO receiver
Augmented reality-assisted staking: precision and time saving in the field

Access difficult or dangerous areas with remote camera measurement

Reliable accuracy, even under plant cover or in dense environments

The Reach RS4 Pro delivers centimeter-level accuracy, even in complex and challenging environments such as dense forests or urban canyons. With full support for all GNSS constellations—including GPS, GLONASS, Galileo, BeiDou, and more—as well as all frequencies, including L5 and L6 bands, it effectively resists multipath effects and interference. Equipped with 672 channels, the RS4 Pro can connect to over 40 satellites simultaneously, ensuring rapid signal acquisition and optimal positioning reliability, even in the most demanding conditions.

With Point Collection, you can create fully customized projects by recording points enriched with personalized attributes and detailed descriptions tailored to the specific conditions of each situation. You also have the flexibility to define precise collection rules, such as setting a minimum logging duration to ensure consistent data quality. Data capture is both fast and intuitive, thanks to the clean, user-friendly interface of the Emlid Flow application, designed with the familiar look and feel of popular consumer mapping apps.
When it comes to navigation, Emlid Flow provides real-time guidance to help you easily locate and revisit your recorded points. As you approach within 50 centimeters of a point, the app automatically switches to a target view. At this stage, you can fine-tune the receiver’s position by following the visual indicators on the screen until the display turns green, confirming that you are perfectly aligned with the target point.
Finally, for GNSS data logging, you can choose to record data in real time or save it for post-processing. The application supports both NMEA and RINEX formats, giving you the flexibility to adapt your workflow depending on whether you need instant positioning data or high-precision results after processing.
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