---
product_id: 75773881
title: "AKK FX2-ultimate-mini(US Version) 5.8GHz 37CH Smart Audio VTX Support OSD Configuring via Betaflight Flight Control Board Long Range FPV Transmitter"
brand: "akk"
price: "KSh9378"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/75773881-akk-fx2-ultimate-mini-us-version-5-8ghz-37ch-smart
store_origin: KE
region: Kenya
---

# 25mW/200mW/600mW power switchable Built-in MIC for live audio transmission 37CH ultra-wide frequency range AKK FX2-ultimate-mini(US Version) 5.8GHz 37CH Smart Audio VTX Support OSD Configuring via Betaflight Flight Control Board Long Range FPV Transmitter

**Brand:** akk
**Price:** KSh9378
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your FPV game with power, clarity, and smart control!

## Quick Answers

- **What is this?** AKK FX2-ultimate-mini(US Version) 5.8GHz 37CH Smart Audio VTX Support OSD Configuring via Betaflight Flight Control Board Long Range FPV Transmitter by akk
- **How much does it cost?** KSh9378 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/75773881-akk-fx2-ultimate-mini-us-version-5-8ghz-37ch-smart)

## Best For

- akk enthusiasts

## Why This Product

- Trusted akk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Race-Ready Design:** Compact mini size with one-button frequency and power setup keeps you ahead in the FPV game.
- • **Seamless Power Control:** Switch effortlessly between 25mW, 200mW, and 600mW to dominate any race or long-range flight.
- • **Clean & Stable Video Feed:** Filtered power supply ensures crystal-clear, interference-free FPV video every time.
- • **Smart Audio OSD Integration:** Configure your VTX parameters directly via Betaflight for precision tuning without hassle.
- • **Universal Voltage Compatibility:** Supports 7-26V input and provides 5V output for your camera—plug and play with confidence.

## Overview

The AKKAKK FX2-ultimate-mini (US Version) is a compact 5.8GHz FPV transmitter featuring 37 channels and switchable power levels (25mW/200mW/600mW). It supports smart audio OSD configuration via Betaflight flight controllers, includes a built-in microphone for audio transmission, and offers a filtered power supply for clean video output. Compatible with 7-26V input and providing 5V output for cameras, it’s engineered for long-range, race-ready FPV performance.

## Description

AKK FX2-ultimate-mini(US Version) 5.8GHz 37CH Smart Audio VTX Support OSD Configuring via Betaflight Flight Control Board Long Range FPV Transmitter

## Features

- 25mW/200mW/600mW power switchable
- Solder pads connector, One button frequency and power setup.
- With MIC, 7-26V input and can be provides 5V output for your camera.
- Filtered power ensure super clean video, born for racing.
- OSD configuration using smart audio,Support parameter adjusted and work with Betaflight,fligth controller,OSD

## Images

![AKK FX2-ultimate-mini(US Version) 5.8GHz 37CH Smart Audio VTX Support OSD Configuring via Betaflight Flight Control Board Long Range FPV Transmitter - Image 1](https://m.media-amazon.com/images/I/61UGaPxcC6L.jpg)

## Questions & Answers

**Q: Is this the 1000mw**
A: Yes, US version is lowered to 1000mW due to FCC regulation,  and the 1000mW has been locked, can unlock by pressing button 8s, special unlocking procedure requires MAH license.

**Q: What is the factory, pre-set, power (mw) on the akk fx-2 ultimate-mini?**
A: I believe it is 25 MW

**Q: Is this version supported by betaflight 3.3? Anyone who has actually installed it and using smartaudio with 3.3?**
A: Yes, this version FX2-ultimate-mini VTX supported by betaflight 3.3.

**Q: anyone have a link to a 3d printed stack mount for this?**
A: This is a half stack for 30 x 30 the two holes will fit above your FC on two of the stand offs . You don't want to put this in something because it gets hot. Lots of video on YouTube out there to see how to mount it.

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**Shop now:** [https://www.desertcart.co.ke/products/75773881-akk-fx2-ultimate-mini-us-version-5-8ghz-37ch-smart](https://www.desertcart.co.ke/products/75773881-akk-fx2-ultimate-mini-us-version-5-8ghz-37ch-smart)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-20*