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-L1A
Chip: LLCC68
Power supply voltage: 5V
Interface: USB 2.0
Transmit power:22dBm
Carrier frequency: 850.125~930.125MHz
Transmission distance: 0.5KM - 1.5KM (depending on antenna)
Receiving sensitivity -129dbm
Air rate: 2.4k~62.5kbps
Transmitting current: 110mA
Operating temperature -40~+85℃
Packing list:
1×SH-L1A USB to Lora Adapter
1×Glue Stick Antenna
1×User manual
WARRANTY:
DSD TECH offers a 1-year warranty and lifetime technical support for this SH-L1A USB to Lora Adapter.If you meet any questions, Please contact us, We will fix your issue within 24 hours.