IMST iC880a Raspberry Pi 3 Ensto Adapter
https://www.raspberrypi.com/products/raspberry-pi-3-model-b-plus/
https://shop.imst.de/wireless-modules/lora-products/8/ic880a-spi-lorawan-concentrator-868-mhz
https://shop.imst.de/wireless-modules/accessories/20/u.fl-to-sma-pigtail-cable-for-ic880a-spi
Ensto box AP10.
Laser-cut with 4mm plywood.
10mm M3 screws (had to drill the Raspberry Pi).
For wiring follow https://github.com/ttn-zh/ic880a-gateway/wiki