Ultra-low-power sub-GHz RF networking

The RM-SS2 is a sub-GHz radio module targeted for applications where proven reliability, highly flexible network and low-power performance are key requirements.
The RM-SS2 module is based on STM S2-LP transceiver and STM ultra-low-power 32-bit MCU.

Key Features

  • Sub-GHz communication
  • MCU: 32-bit ARM® Cortex®-M0+ core
  • Flash memory: up-to 192kB program memory
  • RAM: 20 kB data memory
  • Supply Voltage: +1.8 V to +3.6 V single power supply
  • Operating Temperature Range: -20 °C to +85 °C
  • Dimensions: 12.0 x 18.0 x 2.6 mm

Development Kit

RM-SS2-MKR is an Arduino MKR1000 form factor board that enables for straightforward test and integration of RM-SS2 module. RM-SS2-MKR board features an on-board debugger and several enviromental and inertial sensors for easly building your first sub-GHz wireless sensor network application.


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Technical Documents

RM-SS2 Datasheet – ver. 1.0A



RELOC s.r.l.
Strada Langhirano 264/3A
43124 Parma (Italy)

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REA: PR - 244543

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