---
name: "pw-loopback"
section: "1"
platform: "linux"
package: "pipewire-audio"
version: "1:1.6.10-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/pw-loopback"
---

# pw-loopback(1)

PipeWire loopback client

## NAME

pw-loopback - PipeWire loopback client

## SYNOPSIS

**pw-loopback** \[*options*\]

## DESCRIPTION

The *pw-loopback* program is a PipeWire client that uses the PipeWire loopback module to create loopback nodes, with configuration given via the command-line options.

## OPTIONS

- **-h \| --help**

  Show help.

**-r \| --remote=NAME**

The name of the *remote* instance to connect to. If left unspecified, a connection is made to the default PipeWire instance.

**-n \| --name=NAME**

Name of the loopback node

**-g \| --group=NAME**

Name of the loopback node group

**-c \| --channels=NUMBER**

Number of channels to provide

**-m \| --channel-map=MAP**

Channel map (default \[ FL, FR \])

**-l \| --latency=LATENCY**

Desired latency in ms

**-d \| --delay=DELAY**

Added delay in seconds (floating point allowed)

**-C \| --capture=TARGET**

Target device to capture from

**-P \| --playback=TARGET**

Target device to play to

**-i \| --capture-props=PROPS**

Wanted properties of capture node (in JSON)

**-o \| --playback-props=PROPS**

Wanted properties of playback node (in JSON)

## AUTHORS

The PipeWire Developers \<https://gitlab.freedesktop.org/pipewire/pipewire/issues\>; PipeWire is available from \<https://pipewire.org\>

## SEE ALSO

**[pipewire(1)](/pipewire/1.md)**, **[pw-cat(1)](/pw-cat/1.md)**, **[pactl(1)](/pactl/1.md)**

Other ways to create loopback nodes are adding the loopback module in the configuration of a PipeWire daemon, or loading the loopback module using Pulseaudio commands (pactl load-module module-loopback ...).