https://www.silabs.com/development-tools/wireless/xg23-rb4210a-efr32xg23-868-915-mhz-20-dbm-radio-board
EFR32XG23 868-915 MHz +20 dBm Radio Board - Silicon Labs
The EFR32xG23 +20 dBm Radio Board is designed to work with the WSTK mainboard (not included) to support the development of Wireless IoT devices based on...
915 mhzradio board86820dbm
https://www.mdpi.com/1424-8220/22/22/8653
Measurements and Models of 915 MHz LoRa Radio Propagation in an Underground Gold Mine
Underground mining increasingly relies on wireless communications for its operations. The move to automating many underground mining processes makes an...
https://www.digi.com/products/models/xblr-rm-001
XBLR-RM-001 - Digi XBee LR 868/915 MHz MMT with RF pad | Digi International
https://www.cnx-software.com/2016/12/29/433-mhz-lora-modules-are-now-selling-for-6-and-up/?amp=1
433/868/915 MHz LoRa Modules Are Now Selling for $6 and Up - CNX Software
Dec 29, 2016 - Market forecasts for the Internet of Things promise billions of connected device in the years to come, but this won't happen when LPWAN connector sensors