After the Diamond VTX from HappyModel, NamelessRC is doing their owns too: the NamelessRC 400.

• 1280×720 @30FPS
• VTX output power is pit/25/100/200/400mw
• start/stop the record via a physical button or the OSD (pretty nice !!!)
• 5 minutes of recording
• designed with Kabab
• 3.6g
• 26.99$