microphone for Audio signal. AKK FX2 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.

Features :
250mW/500mW/1000mW/2000mW power switchable
Support parameter adjusted and work with Betaflight,flight controller,OSD
Super mini size and light weight,One button frequency and power setup.
7-26V input and can be provides 5V output for your camera.
Filtered power ensure super clean video, born for racing.
Built-in microphone for immersive experience.

Notice:
The VTX can supply 5V output for Camera. Please make sure your camera is less than 500mA

Specifications:
Input voltage: 7V-26V
Power supply: 5V Camera @ under 0.5A max.
Port connector: JST, 6pin
Antenna connector: MMCX
Stackable 30x30mm
Weight: ~9.6g (excluding antenna)

Package includes:
1x FX2 MMCX Dominator
1x Cable
1x MMCX Antenna
1x Product manual