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$ pw-cli list-objects
[...]
id 50, type PipeWire:Interface:Node/3
object.serial = "51"
object.path = "alsa:pcm:3:front:3:playback"
factory.id = "18"
client.id = "33"
device.id = "47"
priority.session = "1009"
priority.driver = "1009"
node.description = "USB Audio Analog Stereo"
node.name = "alsa_output.usb-Generic_USB_Audio-00.analog-stereo"
node.nick = "USB Device 0xdb0 0x422d"
media.class = "Audio/Sink"
[...]
id 73, type PipeWire:Interface:Node/3
object.serial = "1170"
object.path = "alsa:pcm:4:front:4:playback"
factory.id = "18"
client.id = "33"
device.id = "71"
priority.session = "1009"
priority.driver = "1009"
node.description = "Sennheiser PC 8.2 USB Analog Stereo"
node.name = "alsa_output.usb-Sennheiser_Sennheiser_PC_8.2_USB_A002900204807706-00.analog-stereo"
node.nick = "Sennheiser PC 8.2 USB"
media.class = "Audio/Sink"
[...]
$ pw-cli info 50 |grep node.desc
* node.description = "USB Audio Analog Stereo"
$ pw-cli info 73 |grep node.desc
* node.description = "Sennheiser PC 8.2 USB Analog Stereo"
$ pw-dump 73|jq '.[0].info.props["node.description"]'
"Sennheiser PC 8.2 USB Analog Stereo"
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