# FrSky V

## Details

**Protocol Number:**  25\
**Autobind:**  No\
**Channel Re-mapping:**  No\
**Extended Limits:**  Yes\
**Failsafe Support:**  No\
**Receiver Match:**  Yes\
**Telemetry:**  Yes\
**Option Value:**  Frequency fine tuning

{% hint style="danger" %}
Frequency tuning is required for this protocol.  See the [Frequency Tuning page](/using-the-module/frequency-tuning.md) for more details.
{% endhint %}

## Notes

**Models:** FrSky receivers V8R4, V8R7 and V8FR.

{% hint style="success" %}
In OpenTX the FrSky V protocol is accessed as **FrSky**, with subprotocol **V8**. 

The **FrSky** protocol also has subprotocols for [FrSky D (D8)](/using-the-module/protocol-details/frsky-d.md) receivers, [FrSky X (D16)](/using-the-module/protocol-details/frsky-x.md) receivers in FCC and EU/LBT modes and D16 receivers operating in 8 channel mode.
{% endhint %}

## Channel Assignment

| CH1 | CH2 | CH3 | CH4 |
| --- | --- | --- | --- |
| CH1 | CH2 | CH3 | CH4 |


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