Precis-TX204 GNSS Receiver (GPS L1L2/GLONASS G1G2 with GSM/GPRS/EDGE)

Precis-TX204 is an integrated multi-GNSS receiver. It is a lightweight, rugged, all-in-one with a built-in centimeter accuracy RTK engine, onboard storage, and versatile connectivity. The built-in battery can support up to 5 hours of continuous field work, and up to 16GB of SD card support provides more convenience and makes your field work easy. The rugged enclosure enables the receiver work in harsh environments.

The receiver is ideal for the following infrastructure applications.

  • Providing differential data or logging observation
  • Providing centimeter level position and velocity information
  • Providing precise navigation information for UAVs and robotics
  • Work as GIS data collector


  • Supports two constellations, four frequencies
    • GPS L1L2
    • GLONASS G1G2
  • Supports 128 GNSS channels
  • Rapid RTK integer ambiguity resolution
  • Supports 1Hz or higher position/velocity/time solutions
  • Easy-to-use web-interface menu system for rapid configuration and status checking
  • 16GB internal data logging storage
  • Integrated battery, provides up to 5 hour operation
  • Integrated display and keypad for system configuration without a controller
  • Integrated Bluetooth, Wi-Fi wireless technology
  • Correction: RTCM 2.x/3.x and CMR/CMR+
  • Supports GSM/GPRS/EDGE/receiving differential information and NTRIP protocol

Key Spec Comparison

Details regarding Precis RTK Systems (Precis-BX305, Precis-BX306, Precis-BX316, Precis-TX204) key specification comparison, click here.

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