$ pacmd list-sinks
1 sink(s) available.
  * index: 0
	name: <alsa_output.pci-0000_02_04.0.iec958-stereo>
	driver: <module-alsa-card.c>
	flags: HARDWARE HW_MUTE_CTRL DECIBEL_VOLUME LATENCY FLAT_VOLUME DYNAMIC_LATENCY
	state: SUSPENDED
	suspend cause: IDLE
	priority: 9058
	volume: front-left: 65536 / 100% / 0.00 dB,   front-right: 65536 / 100% / 0.00 dB
	        balance 0.00
	base volume: 65536 / 100% / 0.00 dB
	volume steps: 65537
	muted: no
	current latency: 0.00 ms
	max request: 0 KiB
	max rewind: 0 KiB
	monitor source: 0
	sample spec: s16le 2ch 44100Hz
	channel map: front-left,front-right
	             Stereo
	used by: 0
	linked by: 0
	configured latency: 0.00 ms; range is 0.50 .. 743.04 ms
	card: 0 <alsa_card.pci-0000_02_04.0>
	module: 6
	properties:
		alsa.resolution_bits = "16"
		device.api = "alsa"
		device.class = "sound"
		alsa.class = "generic"
		alsa.subclass = "generic-mix"
		alsa.name = "Digital"
		alsa.id = "Digital"
		alsa.subdevice = "0"
		alsa.subdevice_name = "subdevice #0"
		alsa.device = "1"
		alsa.card = "0"
		alsa.card_name = "Xonar DGX"
		alsa.long_card_name = "C-Media Oxygen HD Audio at 0xd000, irq 16"
		alsa.driver_name = "snd_oxygen"
		device.bus_path = "pci-0000:02:04.0"
		sysfs.path = "/devices/pci0000:00/0000:00:1c.0/0000:01:00.0/0000:02:04.0/sound/card0"
		device.bus = "pci"
		device.vendor.id = "13f6"
		device.vendor.name = "C-Media Electronics Inc"
		device.product.id = "8788"
		device.product.name = "CMI8788 [Oxygen HD Audio]"
		device.string = "iec958:0"
		device.buffering.buffer_size = "131072"
		device.buffering.fragment_size = "131072"
		device.access_mode = "mmap+timer"
		device.profile.name = "iec958-stereo"
		device.profile.description = "Digital Stereo (IEC958)"
		device.description = "CMI8788 [Oxygen HD Audio] Digital Stereo (IEC958)"
		alsa.mixer_name = "CMI8786"
		alsa.components = "CS4245 CMI8786"
		module-udev-detect.discovered = "1"
		device.icon_name = "audio-card-pci"
	ports:
		iec958-stereo-output: Digital Output (S/PDIF) (priority 0, latency offset 0 usec, available: unknown)
			properties:

	active port: <iec958-stereo-output>