DWM-SA828 1W 5km range for Pocket /handheld device walkie talkie DWM-SA818 walkie talkie /tytera radios /trunking radio module
Hugo on Twitter: "@f4goh No luck. The RF module (SA818, replacement of DRA818) seems dead. Nothing on its uart TX port and nothing on its RF output although it is correctly stimulated
SA818 1W embedded walike-talkie module | 3D CAD Model Library | GrabCAD