When you need to transmit data over long distances, you find that WIFI or Bluetooth may struggle to meet your requirements. Maybe you can try Lora communication technology, you can do long-distance point-to-point data transmission through Lora without the need for an additional gateway.
Notes: SH-L1A and SH-B50L are two Lora communication products launched by DSD TECH. They can communicate with each other, but not with third-party Lora products for the time being.
Specification:
Model:
SH-B50LChip: LLCC68Power
supply voltage: 5VSupport
RS232\485 communication protocolTransmit power22dBmCarrier frequency: 850.125
~ 930.125MH zTransmission distance: 0.5KM - 1.5KM (depending on antenna) Receiving sensitivity -129dbmAir rate 2.4 k~ 62.5 kbpsTransmitting current: 110mADC
Input: 5V to 24VOperating temperature -40~+85Packing list: 1SH-B50L RS485/232 to Lora Adapter1USB DC Power Cable1Glue stick antenna1User manualWARRANTY: DSD TECH offers a 1-year warranty and lifetime technical support for this SH-B50L RS232/485 to Lora. If you meet any questions, Please contact us, We will fix your issue within 24 hours.