426/433/470MHz LoRa ® Antenna Transceiver Module

◆ Frequency Range:426/433/470 MHz
◆ Semtech SX127x Engine
◆ High efficiency Power Amplifier
◆ Excellent blocking immunity
◆ Low Receive current
◆ High sensitivity
◆ Control easily by AT commands
◆ 127 dB Dynamic Range RSSI
◆ Designed with integrated antenna
◆ AES128 Data encryption
◆ Operation temperature: -40℃ to +85℃
◆ Dimension: 53.5*18.36*5.5 mm
◆ Weight: 7g


The RYLR406 transceiver module feature the LoRa® long range modem that provides ultra-long range spread spectrum communication and high interference immunity whilst minimising current consumption.


Iot Applications, Mobile Equipment, Home Security, Industrial Monitoring and Control Equipment, Car Alarm.


Item Min. Typical Max. Unit Condition
VDD Power Supply 2 3.3 3.6 V VDD
RF Output Power Range -4   15 dBm  
Filter insertion loss 1 2 3 dB  
RF Sensitivity -148     dBm  
RF Input Level     10 dBm  
Frequency Range 390 433 525 MHz  
Frequency Accuracy   ±2   ppm  
Communication Range   4.5 15 KM Depend on RF parameter
Transmit Current   43   mA RFOP = +15 dBm
Receive Current   16.5   mA AT+MODE=0
Sleep Current   0.5   uA AT+MODE=1
Baud rate 300 115200 115200 bps 8, N, 1
Digital Input Level High 0.7*VDD   VDD V VIH
Digital Input Level Low 0   0.3*VDD V VIL
Digital Output Level High 0.9   VDD V VOH
Digital Output Level Low     0.1 V VOL
Cycling (erase / write)

EEPROM data memory

  300   K Cycles
Weight   7   g  
Operating Temperature -40 25 +85 ˚C  


File Name Type Updated Preview Download
RYLR406_TW PDF 2023-02-21 Preview download
RYLR406_EN PDF 2023-02-21 Preview download


File Name Type Updated Preview Download
LoRa AT Command RYLR40x_RYLR89x_TW PDF 2023-03-15 Preview download
LoRa AT Command RYLR40x_RYLR89x_EN PDF 2023-03-15 Preview download