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5 PCS 2.4G FM Modules 2400MHz RF Wireless transceiver Module FSK GFSK RFM73 SPI

5 PCS 2.4G FM Modules 2400MHz RF Wireless transceiver Module FSK GFSK RFM73 SPI

  • Model: HY022*5
  • Shipping Weight: 0.02Kg
  • 10000 Units in Stock

USD $14.99

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This is New version RFM73 , it is replacement for RFM70 .
Datasheet and libraries:
RFM73 replace RFM70 precaution: http://embeddedwirelesssolutions.com/resources/Precautions_on_RFM73_Replacing_RFM70.pdf .
Forum talking between RFM73 and RFM70: https://groups.yahoo.com/neo/groups/jallist/conversations/topics/32679 .
RFM73 libraries: http://www.voti.nl/rfm73/ .


2.4G Transceiver Module No.:  HYRM73 ;
Qty : 5PCS ;



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HYRM70 is a low-power, high-speed FSK/GFSK transceiver module specifically operating in the world wide ISM frequency band at 2400 - 2483.5 MHz




  • 4-pin SPI interface with maximum 8 MHz clock rate
  • Support 1 and 2 Mbps air data rate
  • FSK/GFSK modulation
  • Programmable output power: -35 ~ +5 dBm
  • Rx sensitivity -88dBm at the 1M data rate
  • Programmable frequency range 2400-2483.5MHz, 83 channels selectable
  • Ultra low power consumption
  • Data buffering, burst data transmission, auto re-transmission and auto acknowledge
  • 6 data pipes for 1:6 star networks
  • Low-price MCU enables high-performance RF system
  • Open area distance: 70-80m


  • Working frequency: 2400MHz-2483.5MHz
  • Modulation: FSK/GFSK
  • Tx Output Power: 5dBm(1mW)
  • Rx sensitivity: -88dBm
  • Data rate: 1M/2Mbps 
  • Tx current: <30mA 
  • Rx current: <23mA 
  • Standby current: <3uA 
  • Channel selection: 83 channels
  • Data interface: SPI
  • Operating temperature: -40-85°C
  • Power supply: DC 1.9V~3.6V
  • Size: 16.8x12.8mm(PCB antenna included)


  • Wireless mouse, keyboard and gamepad
  • Wireless audio and headsets
  • Children finder and tracker
  • Medical equipment and remote control
  • Logistics tracker, warehouse inspector, E-label, etc.
  • Wireless applications of consumer electronics
  • Low consumption telemeter
  • Wireless sensor network(WSN)


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Items can be returned for a refund or exchange within 60 days of the date of purchase. But the reason for returns caused by yourself (eg, size, color you choose), cannot be accepted. Special circumstances may require partnership with corporate business partners. For more information, please contact our customer service. We shall ship the items via DHL or USPS Once your order is processed you will receive email notification with shipment tracking number. All delivery standards begin when you receive this email. If order is placed after 3:00 PM CST on Friday or on the weekend, the earliest it will ship is Monday.