Capture and Send radio frequency.
433.05 - 434.79 MHz
868 - 870 Mhz
Plug power and internet router, download AirSend app and scan QRCode bellow the unit.
Can be connected with your ADSL/4G router (via ethernet).
Can be connectected without internet, directly with your computer ethernet jack (or a WiFi AP).
Only granted user with password can use it.