Product Introduction - C2 Messenger

Brief Introduction

  • The Radacat C2 Messenger RF chip uses Semtech's most advanced SX1262 to provide more interfaces, good scalability, and a power-saving solution. The MCU serves as the central control and connects to other modules for controlling through I2C, SPI, and IO.
  • The product uses LORA as the connection protocol that is long-distance, wide-area, and power saving. The LORA can transfer all the data from the sensors on C2 Messenger.
  • C2 Messenger adds a GPS module; the device can independently locate, send beacons, and receive location inquiries.
  • C2 Messenger pre-installed and added environmental monitoring sensors for temperature, humidity, barometer, and six-axis sensors.
  • C2 Messenger extends the Radio Transmission distance up to 6 miles under the ideal environment.
  • C2 Messenger optimizes RF antenna matching schema to increase the antenna gain DB.
  • C2 Messenger optimizes the Ultrasonic process to make the product more delicate, high-standard, and higher quality.
  • The product design is waterproofing.
  • The device comes with a silicone sleeve, which is convenient for protection and hanging, and it also increases the waterproof function of the device.
  • The product must be paired with your phones to access Radacat's mobile app for extended functions and use them in scenarios such as:
Emergency communication:

When there is no communication infrastructure or if the communication infrastructure is damaged, emergency communication can be carried out for rescue and emergency assistance.


Travel to off-grid areas or foreign countries, all while keeping in touch with your friends.

Outdoor adventure:

A perfect product for outdoor adventures such as fishing, skiing, hiking, rock climbing, cycling, and hunting; interact with your friends and make new friends at any time during your adventure.

Crowded network:

Allowing you to maintain a stable connection with your friends in crowded places such as music festivals, football games, bars, marathons, etc.

Remote areas:

Build your own network in remote areas, unpopulated areas, or sparsely populated areas such as temples, mining areas, oil fields, wetlands, and lakes.

Offline real-time positioning:

Used for offline real-time positioning, tracking location at any time, and it can be used for any dynamic items to be located, such as strollers, elderly, children, pets, etc.

Anti-lost items:

Place on items that may have a dynamic location that requires relatively long-term attention, such as luggage, valuables, small vehicles, bicycles, etc.

Anti-theft items:

Place it on items that need to be burglar-proof. When the device moves, the device will sound an alarm and send a notification to the user.


Other features

  • Text and Voice using C2 Messenger
  • It can be used as the Gateway to extend the Lora packages to a longer distance, which is called HOP.


      Product Key Features

      • Tracking anywhere by using LORA.
      • No cellular network, satellites, or Wi-Fi needed.
      • No roaming fee when going aboard.
      • No subscription or ongoing fees
      • Can be used for tracking the location of pets, the elderly, children, livestock, car, valuables, etc
      • Self-Generated Network, Mesh Network
      • Coverage range up to 6 miles/9.6km
      • Embedded with a six-axis acceleration sensor
      • Lost and found functionalities with community assist
      • No monthly fee
      • SOS & Search rescue
      • Geo-Fencing
      • Embedded with more sensors for Behavior Monitoring
      • GPS
      • Sending text messages


        Detail Specification


        Radacat C2


        OLED Screen


        BLE 5.0




        Six axis (accelerator) Sensor;



        Power interface

        Micro USB

        RF Power

        less than 1W

        Battery Type

        Lithium Battery




        111*42*16.5 mm


        -20 – 60 Celsius


        868MHz to 928MHz


        up to 6 miles / 9.6 km



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