Radio module RFM73-S 2.4GHz - SMD transceiver

Wireless radio transmitter operating on the 2.4 GHz frequency, the communication interface is SPI. Supply voltage 1.9 V to 3.6 V, solder surface. Built-in PCB antenna, range up to 80 meters. It is a newer version of the module RFM70-D.

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Price 5,90 zł



The sale of the product was completed. Check out the other new version.




  • Napięcie supply: 1.9 V - 3.6 V
  • Frequency: 2.4 GHz
  • Communication interface: SPI (4-pin)
  • Moc power: programmable:
    -5 dBm to 10 dBm
  • Sensitivity: -97 dBm
  • Built-in PCB antenna
  • Range: up to 80 m
  • Prędkość transfer: 250 kbps, 1 Mbps and 2 Mbps
  • Power supply voltage: 1.9 V - 3.6 V
  • Operating temperature: -40 °C to 85 °C
  • Dimensions: 12.8 x 16.8 mm
  • Mounting: przewlekany (SMD, pitch 1.27 mm)


The module is the successor to the RFM70.



Posting the payment for the order on our account on a business day up to 13:00 means sending the goods on the same day!


The time of payment depends on the hours of ELIXIR session of the sender's bank and the recipient of the transfer (more information on this subject, for example on the website


The table presents available forms of delivery in Poland


Carrier and

Bank wire

by cash


Poczta Polska

terms of service

9,90 PLN17,90 PLN1-3 days

Kurier GLS

terms of service

14,90 PLN22,90 PLN

1-2 days

Paczkomaty 24/7 

terms of service

12,90 PLN-1-3 days

If the amount to pay for products exceeds 500 PLN
Delivery is for free!


  • Free delivery of orders over 500 PLN does not apply to parcels addressed outside of Poland.
  • Free delivery does not apply when changing orders.
  • The delivery period is counted in working days from the date of dispatch of the order.