!!################################ !!ALSA Information Script v 0.5.3 !!################################ !!Script ran on: Tue Aug 5 00:18:18 UTC 2025 !!Linux Distribution !!------------------ Ubuntu 24.04.2 LTS \n \l DISTRIB_ID=Ubuntu DISTRIB_DESCRIPTION="Ubuntu 24.04.2 LTS" PRETTY_NAME="Ubuntu 24.04.2 LTS" NAME="Ubuntu" ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=noble LOGO=ubuntu-logo !!DMI Information !!--------------- Manufacturer: Xen Product Name: HVM domU Product Version: 4.13 Firmware Version: 4.13 System SKU: Board Vendor: Board Name: !!ACPI Device Status Information !!--------------- /sys/bus/acpi/devices/LNXCPU:00/status 15 /sys/bus/acpi/devices/LNXCPU:01/status 15 /sys/bus/acpi/devices/PNP0103:00/status 15 /sys/bus/acpi/devices/PNP0303:00/status 15 /sys/bus/acpi/devices/PNP0400:00/status 15 /sys/bus/acpi/devices/PNP0501:00/status 15 /sys/bus/acpi/devices/PNP0700:00/status 15 /sys/bus/acpi/devices/PNP0C0F:00/status 9 /sys/bus/acpi/devices/PNP0C0F:01/status 9 /sys/bus/acpi/devices/PNP0C0F:02/status 9 /sys/bus/acpi/devices/PNP0C0F:03/status 9 /sys/bus/acpi/devices/PNP0F13:00/status 15 /sys/bus/acpi/devices/device:04/status 15 /sys/bus/acpi/devices/device:05/status 15 /sys/bus/acpi/devices/device:06/status 15 /sys/bus/acpi/devices/device:07/status 15 /sys/bus/acpi/devices/device:08/status 15 /sys/bus/acpi/devices/device:09/status 15 /sys/bus/acpi/devices/device:0a/status 15 /sys/bus/acpi/devices/device:0b/status 15 /sys/bus/acpi/devices/device:0c/status 15 /sys/bus/acpi/devices/device:0d/status 15 /sys/bus/acpi/devices/device:0e/status 15 /sys/bus/acpi/devices/device:0f/status 15 /sys/bus/acpi/devices/device:10/status 15 /sys/bus/acpi/devices/device:11/status 15 /sys/bus/acpi/devices/device:12/status 15 /sys/bus/acpi/devices/device:13/status 15 /sys/bus/acpi/devices/device:14/status 15 /sys/bus/acpi/devices/device:15/status 15 /sys/bus/acpi/devices/device:16/status 15 /sys/bus/acpi/devices/device:17/status 15 /sys/bus/acpi/devices/device:18/status 15 /sys/bus/acpi/devices/device:19/status 15 /sys/bus/acpi/devices/device:1a/status 15 /sys/bus/acpi/devices/device:1b/status 15 /sys/bus/acpi/devices/device:1c/status 15 /sys/bus/acpi/devices/device:1d/status 15 /sys/bus/acpi/devices/device:1e/status 15 /sys/bus/acpi/devices/device:1f/status 15 /sys/bus/acpi/devices/device:20/status 15 !!ACPI SoundWire Device Status Information !!--------------- !!Kernel Information !!------------------ Kernel release: #71-Ubuntu SMP PREEMPT_DYNAMIC Tue Jul 22 16:52:38 UTC 2025 Operating System: GNU/Linux Architecture: x86_64 Processor: x86_64 SMP Enabled: Yes !!ALSA Version !!------------ Driver version: k6.8.0-71-generic Library version: Utilities version: 1.2.9 !!Loaded ALSA modules !!------------------- snd_usb_audio (card 1) !!Sound Servers on this system !!---------------------------- Pulseaudio: Installed - Yes (/usr/bin/pulseaudio) Running - Yes !!Soundcards recognised by ALSA !!----------------------------- 1 [Series ]: USB-Audio - Poly Blackwire 3315 Series Plantronics Poly Blackwire 3315 Series at usb-0000:00:01.2-1.1, full speed !!PCI Soundcards installed in the system !!-------------------------------------- !!Modprobe options (Sound related) !!-------------------------------- snd_pcsp: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_atiixp_modem: index=-2 snd_intel8x0m: index=-2 snd_via82xx_modem: index=-2 snd_usb_audio: index=0 snd_usb_caiaq: index=-2 snd_usb_ua101: index=-2 snd_usb_us122l: index=-2 snd_usb_usx2y: index=-2 snd_cmipci: mpu_port=0x330 fm_port=0x388 snd_pcsp: index=-2 snd_usb_audio: index=-2 !!Loaded sound module options !!--------------------------- !!Module: snd_usb_audio autoclock : Y delayed_register : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) device_setup : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 enable : Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y,Y id : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) ignore_ctl_error : N implicit_fb : N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N,N index : -2,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 lowlatency : Y midi2_enable : Y midi2_ump_probe : Y pid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 quirk_alias : (null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null),(null) quirk_flags : 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 skip_validation : N use_vmalloc : Y vid : -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 !!Sysfs card info !!--------------- !!Card: /sys/class/sound/card1 Driver: /sys/bus/usb/drivers/snd-usb-audio Tree: !!USB Descriptors !!--------------- --startcollapse-- Bus 001 Device 004: ID 047f:430d Plantronics, Inc. Poly Blackwire 3315 Series Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 0 [unknown] bDeviceSubClass 0 [unknown] bDeviceProtocol 0 bMaxPacketSize0 64 idVendor 0x047f Plantronics, Inc. idProduct 0x430d Poly Blackwire 3315 Series bcdDevice 10.93 iManufacturer 1 Plantronics iProduct 2 Poly Blackwire 3315 Series iSerial 3 C4AB0EF40B754F93A8BB99F94AEAE7E6 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 0x0112 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 100mA Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 1 Control Device bInterfaceProtocol 0 iInterface 0 AudioControl Interface Descriptor: bLength 10 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdADC 1.00 wTotalLength 0x0070 bInCollection 2 baInterfaceNr(0) 1 baInterfaceNr(1) 2 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0004 Center Front (C) iChannelNames 0 iTerminal 0 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 3 wTerminalType 0x0201 Microphone bAssocTerminal 0 bNrChannels 1 wChannelConfig 0x0004 Center Front (C) iChannelNames 0 iTerminal 6 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 4 bSourceID 3 bControlSize 1 bmaControls(0) 0x03 Mute Control Volume Control bmaControls(1) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 4 (MIXER_UNIT) bUnitID 5 bNrInPins 2 baSourceID(0) 1 baSourceID(1) 4 bNrChannels 1 wChannelConfig 0x0004 Center Front (C) iChannelNames 0 bmControls(0) 0x00 iMixer 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 2 bSourceID 5 bControlSize 1 bmaControls(0) 0x00 bmaControls(1) 0x03 Mute Control Volume Control iFeature 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 6 wTerminalType 0x0402 Headset bAssocTerminal 7 bSourceID 2 iTerminal 5 AudioControl Interface Descriptor: bLength 12 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 7 wTerminalType 0x0402 Headset bAssocTerminal 6 bNrChannels 1 wChannelConfig 0x0004 Center Front (C) iChannelNames 0 iTerminal 4 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 6 (FEATURE_UNIT) bUnitID 8 bSourceID 7 bControlSize 1 bmaControls(0) 0x03 Mute Control Volume Control bmaControls(1) 0x00 iFeature 0 AudioControl Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 5 (SELECTOR_UNIT) bUnitID 9 bNrInPins 1 baSourceID(0) 8 iSelector 0 AudioControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 10 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 9 iTerminal 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 1 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 17 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 3 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 16000 tSamFreq[ 2] 48000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x02 EP 2 OUT bmAttributes 9 Transfer Type Isochronous Synch Type Adaptive Usage Type Data wMaxPacketSize 0x0060 1x 96 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 0 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 1 bNumEndpoints 1 bInterfaceClass 1 Audio bInterfaceSubClass 2 Streaming bInterfaceProtocol 0 iInterface 0 AudioStreaming Interface Descriptor: bLength 7 bDescriptorType 36 bDescriptorSubtype 1 (AS_GENERAL) bTerminalLink 10 bDelay 0 frames wFormatTag 0x0001 PCM AudioStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 2 (FORMAT_TYPE) bFormatType 1 (FORMAT_TYPE_I) bNrChannels 1 bSubframeSize 2 bBitResolution 16 bSamFreqType 2 Discrete tSamFreq[ 0] 8000 tSamFreq[ 1] 16000 Endpoint Descriptor: bLength 9 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 5 Transfer Type Isochronous Synch Type Asynchronous Usage Type Data wMaxPacketSize 0x0020 1x 32 bytes bInterval 1 bRefresh 0 bSynchAddress 0 AudioStreaming Endpoint Descriptor: bLength 7 bDescriptorType 37 bDescriptorSubtype 1 (EP_GENERAL) bmAttributes 0x01 Sampling Frequency bLockDelayUnits 0 Undefined wLockDelay 0x0000 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 3 Human Interface Device bInterfaceSubClass 0 [unknown] bInterfaceProtocol 0 iInterface 0 HID Device Descriptor: bLength 9 bDescriptorType 33 bcdHID 1.11 bCountryCode 0 Not supported bNumDescriptors 1 bDescriptorType 34 Report wDescriptorLength 486 Report Descriptors: ** UNAVAILABLE ** Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x03 EP 3 OUT bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 1 --endcollapse-- !!USB Stream information !!---------------------- --startcollapse-- Plantronics Poly Blackwire 3315 Series at usb-0000:00:01.2-1.1, full speed : USB Audio Playback: Status: Stop Interface 1 Altset 1 Format: S16_LE Channels: 1 Endpoint: 0x02 (2 OUT) (ADAPTIVE) Rates: 8000, 16000, 48000 Bits: 16 Channel map: FC Capture: Status: Stop Interface 2 Altset 1 Format: S16_LE Channels: 1 Endpoint: 0x82 (2 IN) (ASYNC) Rates: 8000, 16000 Bits: 16 Channel map: MONO --endcollapse-- !!USB Mixer information !!--------------------- --startcollapse-- USB Mixer: usb_id=0x047f430d, ctrlif=0, ctlerr=0 Card: Plantronics Poly Blackwire 3315 Series at usb-0000:00:01.2-1.1, full speed Unit: 2 Control: name="Headset Earphone Playback Volume", index=0 Info: id=2, control=2, cmask=0x1, channels=1, type="S16" Volume: min=-9472, max=2816, dBmin=-3700, dBmax=1100 Unit: 2 Control: name="Headset Earphone Playback Switch", index=0 Info: id=2, control=1, cmask=0x1, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 4 Control: name="SideTone Playback Volume", index=0 Info: id=4, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-1536, max=1536, dBmin=-600, dBmax=600 Unit: 4 Control: name="SideTone Playback Switch", index=0 Info: id=4, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 Unit: 8 Control: name="Headset Microphone Capture Volume", index=0 Info: id=8, control=2, cmask=0x0, channels=1, type="S16" Volume: min=-1536, max=2048, dBmin=-600, dBmax=800 Unit: 8 Control: name="Headset Microphone Capture Switch", index=0 Info: id=8, control=1, cmask=0x0, channels=1, type="INV_BOOLEAN" Volume: min=0, max=1, dBmin=0, dBmax=0 --endcollapse-- !!ALSA Device nodes !!----------------- crw-rw---- 1 root audio 116, 4 Aug 4 22:53 /dev/snd/controlC1 crw-rw---- 1 root audio 116, 3 Aug 5 00:13 /dev/snd/pcmC1D0c crw-rw---- 1 root audio 116, 2 Aug 5 00:13 /dev/snd/pcmC1D0p crw-rw---- 1 root audio 116, 1 Aug 4 22:53 /dev/snd/seq crw-rw---- 1 root audio 116, 33 Aug 4 22:53 /dev/snd/timer /dev/snd/by-id: total 0 drwxr-xr-x 2 root root 60 Aug 4 22:53 . drwxr-xr-x 4 root root 180 Aug 4 22:53 .. lrwxrwxrwx 1 root root 12 Aug 4 22:53 usb-Plantronics_Poly_Blackwire_3315_Series_C4AB0EF40B754F93A8BB99F94AEAE7E6-00 -> ../controlC1 /dev/snd/by-path: total 0 drwxr-xr-x 2 root root 80 Aug 4 22:53 . drwxr-xr-x 4 root root 180 Aug 4 22:53 .. lrwxrwxrwx 1 root root 12 Aug 4 22:53 pci-0000:00:01.2-usb-0:1.1:1.0 -> ../controlC1 lrwxrwxrwx 1 root root 12 Aug 4 22:53 pci-0000:00:01.2-usbv1-0:1.1:1.0 -> ../controlC1 !!Aplay/Arecord output !!-------------------- APLAY **** List of PLAYBACK Hardware Devices **** card 1: Series [Poly Blackwire 3315 Series], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 ARECORD **** List of CAPTURE Hardware Devices **** card 1: Series [Poly Blackwire 3315 Series], device 0: USB Audio [USB Audio] Subdevices: 1/1 Subdevice #0: subdevice #0 !!Amixer output !!------------- !!-------Mixer controls for card Series Card sysdefault:1 'Series'/'Plantronics Poly Blackwire 3315 Series at usb-0000:00:01.2-1.1, full speed' Mixer name : 'USB Mixer' Components : 'USB047f:430d' Controls : 8 Simple ctrls : 3 Simple mixer control 'SideTone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 24 Mono: Playback 12 [50%] [0.00dB] [on] Simple mixer control 'Headset Earphone',0 Capabilities: pvolume pvolume-joined pswitch pswitch-joined Playback channels: Mono Limits: Playback 0 - 12 Mono: Playback 9 [75%] [-1.00dB] [on] Simple mixer control 'Headset Microphone',0 Capabilities: cvolume cvolume-joined cswitch cswitch-joined Capture channels: Mono Limits: Capture 0 - 28 Mono: Capture 12 [43%] [0.00dB] [on] !!Alsactl output !!-------------- --startcollapse-- state.Series { control.1 { iface PCM name 'Playback Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.2 { iface PCM name 'Capture Channel Map' value 0 comment { access read type INTEGER count 1 range '0 - 36' } } control.3 { iface MIXER name 'SideTone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.4 { iface MIXER name 'SideTone Playback Volume' value 12 comment { access 'read write' type INTEGER count 1 range '0 - 24' dbmin -600 dbmax 600 dbvalue.0 0 } } control.5 { iface MIXER name 'Headset Earphone Playback Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.6 { iface MIXER name 'Headset Earphone Playback Volume' value 9 comment { access 'read write' type INTEGER count 1 range '0 - 12' dbmin -3700 dbmax 1100 dbvalue.0 -100 } } control.7 { iface MIXER name 'Headset Microphone Capture Switch' value true comment { access 'read write' type BOOLEAN count 1 } } control.8 { iface MIXER name 'Headset Microphone Capture Volume' value 12 comment { access 'read write' type INTEGER count 1 range '0 - 28' dbmin -600 dbmax 800 dbvalue.0 0 } } } --endcollapse-- !!All Loaded Modules !!------------------ aesni_intel arp_tables async_memcpy async_pq async_raid6_recov async_tx async_xor autofs4 binfmt_misc blake2b_generic bochs br_netfilter bridge btrfs cfg80211 crc32_pclmul crct10dif_pclmul cryptd crypto_simd cuse dm_multipath dmi_sysfs drm_ttm_helper drm_vram_helper efi_pstore floppy ghash_clmulni_intel hid hid_generic hid_plantronics i2c_piix4 input_leds intel_rapl_common intel_rapl_msr ip6_tables ip6table_filter ip_set ip_tables iptable_filter joydev libcrc32c llc mac_hid mc msr nf_conntrack nf_defrag_ipv4 nf_defrag_ipv6 nf_nat nf_tables nfnetlink nft_chain_nat nft_compat overlay parport parport_pc pata_acpi polyval_clmulni polyval_generic ppdev psmouse qrtr raid0 raid1 raid10 raid456 raid6_pq sch_fq_codel serio_raw sha1_ssse3 sha256_ssse3 snd snd_hwdep snd_pcm snd_rawmidi snd_seq snd_seq_device snd_seq_midi snd_seq_midi_event snd_timer snd_ump snd_usb_audio snd_usbmidi_lib soundcore stp ttm usbhid x_tables xen_privcmd xenfs xfrm_algo xfrm_user xor xt_MASQUERADE xt_addrtype xt_conntrack xt_set !!ALSA/HDA dmesg !!-------------- !!Packages installed !!-------------------- ii alsa-oss 1.1.8-2build2 amd64 ALSA wrapper for OSS applications ii alsa-tools 1.2.11-1build2 amd64 Console based ALSA utilities for specific hardware ii alsa-topology-conf 1.2.5.1-2 all ALSA topology configuration files ii alsa-ucm-conf 1.2.10-1ubuntu5.7 all ALSA Use Case Manager configuration files ii alsa-utils 1.2.9-1ubuntu5 amd64 Utilities for configuring and using ALSA