AKK FX2 Ultimate Mini has a lc filter, which can filter the power and make sure you get clean video. It support parameter adjust and work with Betaflight, and compatible with BF OSD FC. It is worth mentioning that both mmcx and sma connector are available.

Support Smart audio
25mW/200mW/600mW/1200mW power switchable
One button frequency and power setup
OSD configuration using smart audio
7-26V input with 5V/12V output for camera
With microphone

Notice:
VTX has 5V&12V output to camera. Please solder 5V camera to
5V-out solder pad, or solder 12V camera to 12V-out solder pad.
Never solder 5V camera to 12V-out solder pad or solder 12V camera to
5V-out solder pad, which may damage camera.
Never solder 5V-out and 12V-out at the same time.

The selections in yellow are not available due to FCC regulation.
Warning: Unlock yellow selections by pressing button 8s until
7 LED light up simultaneously. Special unlocking procedure requires
HAM license. All yellow selections will automatically locked each time
the power turned off.
The use and operation of this product requires an amateur radio license.
Please apply license before purchasing and using this product.

Package includes:
1x FX2 MMCX Ultimate Mini
1x Cable
1x MMCX Antenna
1x Product manual