---
name: "snd_envy24ht"
section: "4"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["freebsd"]
url: "https://new.carta.tech/snd_envy24ht"
---

# snd\_envy24ht(4)

VIA Envy24HT and compatible bridge device driver

## NAME

**snd\_envy24ht** – VIA Envy24HT and compatible bridge device driver

## SYNOPSIS

To compile this driver into the kernel, place the following lines in your kernel configuration file:

**device sound** **device snd\_envy24ht** **device snd\_spicds**

Alternatively, to load the driver as a module at boot time, place the following line in [loader.conf(5)](/loader.conf/5.md):

```
snd_envy24ht_load="YES"
```

## DESCRIPTION

The **snd\_envy24ht** bridge driver allows the generic audio driver [sound(4)](/sound/4.md) to attach to VIA Envy24HT (ICE1724 or VT1724 chipset) and compatible audio devices.

## HARDWARE

The **snd\_envy24ht** driver supports the following audio devices:

- Audiotrak Prodigy 7.1

- Audiotrak Prodigy 7.1 LT

- Audiotrak Prodigy 7.1 XT

- Audiotrak Prodigy HD2

- ESI Juli@

- ESI Juli@ XTe

- M-Audio Audiophile 192

- M-Audio Revolution 5.1

- M-Audio Revolution 7.1

- Terratec Aureon 5.1 Sky

- Terratec Aureon 7.1 Space

- Terratec Aureon 7.1 Universe

- Terratec PHASE 22

- Terratec PHASE 28

Only analog playback is supported. Recording and other features of these cards are not supported.

## SEE ALSO

[sound(4)](/sound/4.md)

## HISTORY

The **snd\_envy24ht** device driver first appeared in FreeBSD 6.3.

## AUTHORS

The **snd\_envy24ht** driver was written by Konstantin Dimitrov based upon the [snd\_envy24(4)](/snd_envy24/4.md) driver. This manual page was written by Alexander Leidinger ⟨*netchild@FreeBSD.org*⟩.