there seems to be one issue with dx3r . receiver sometimes unbinds. happened to me again this weekend twice after maybe a month of working ok. other people experience the same issue.
Radek
V4 D8 - RX8, XERUN 4168SD
F1-09 - Tekin RS Pro, 17.5t Redline, 2S LiPo
Sakura Zero S - LRP, Saturn 20T, 2S LiPo
*EX-10 Eurus*