Pls kindly scan this QR code/ Link for the manual:https://drive.google.com/drive/u/0/folders/1UDUv4kfxI9Dv5lGaQpabYgpDCObZ3WEW?fbclid=IwAR0XBj1czCWE0iAadOGnlePPqz0dssCTIOXNiB4hmtwVQ53GW5_YKlSFhW0
Features:1. Dual communication link, the antennas work at different frequencies at the same time, with super anti-interference performance;2. True diversity dual reception, integrating dual-channel SX1276 (2.4G version SX1281) and dual-channel...