USB Virtual 7.1 Channel Sound Adapter Hardware Report

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lsusb Report


Bus 001 Device 004: ID 8086:0808 Intel Corp. Device Descriptor: bLength               18 bDescriptorType        1 bcdUSB              1.10 bDeviceClass           0 (Defined at Interface level) bDeviceSubClass        0 bDeviceProtocol        0 bMaxPacketSize0        8 idVendor          0x8086 Intel Corp.  idProduct          0x0808 bcdDevice           1.00 iManufacturer          1 C-Media Electronics Inc. iProduct               2 USB PnP Sound Device iSerial                0 bNumConfigurations     1 Configuration Descriptor: bLength                9 bDescriptorType        2 wTotalLength         253 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         100 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            2 wChannelConfig    0x0003 Left Front (L) Right Front (R) iChannelNames          0 iTerminal              0 AudioControl Interface Descriptor: bLength               12 bDescriptorType       36 bDescriptorSubtype     2 (INPUT_TERMINAL) bTerminalID            2 wTerminalType     0x0201 Microphone bAssocTerminal         0 bNrChannels            1 wChannelConfig    0x0001 Left Front (L) iChannelNames          0 iTerminal              0 AudioControl Interface Descriptor: bLength                9 bDescriptorType       36 bDescriptorSubtype     3 (OUTPUT_TERMINAL) bTerminalID            6 wTerminalType     0x0301 Speaker bAssocTerminal         0 bSourceID              9 iTerminal              0 AudioControl Interface Descriptor: bLength                9 bDescriptorType       36 bDescriptorSubtype     3 (OUTPUT_TERMINAL) bTerminalID            7 wTerminalType     0x0101 USB Streaming bAssocTerminal         0 bSourceID              8 iTerminal              0 AudioControl Interface Descriptor: bLength                7 bDescriptorType       36 bDescriptorSubtype     5 (SELECTOR_UNIT) bUnitID                8 bNrInPins              1 baSource( 0)          10 iSelector              0 AudioControl Interface Descriptor: bLength               10 bDescriptorType       36 bDescriptorSubtype     6 (FEATURE_UNIT) bUnitID                9 bSourceID             15 bControlSize           1 bmaControls( 0)     0x01 Mute Control bmaControls( 1)     0x02 Volume Control bmaControls( 2)     0x02 Volume Control iFeature               0 AudioControl Interface Descriptor: bLength                9 bDescriptorType       36 bDescriptorSubtype     6 (FEATURE_UNIT) bUnitID               10 bSourceID              2 bControlSize           1 bmaControls( 0)     0x43 Mute Control Volume Control Automatic Gain Control bmaControls( 1)     0x00 iFeature               0 AudioControl Interface Descriptor: bLength                9 bDescriptorType       36 bDescriptorSubtype     6 (FEATURE_UNIT) bUnitID               13 bSourceID              2 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               15 bNrInPins              2 baSourceID( 0)         1 baSourceID( 1)        13 bNrChannels            2 wChannelConfig    0x0003 Left Front (L) Right Front (R) iChannelNames          0 bmControls        0x00 iMixer                 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                 1 frames wFormatTag             1 PCM AudioStreaming Interface Descriptor: bLength               14 bDescriptorType       36 bDescriptorSubtype     2 (FORMAT_TYPE) bFormatType            1 (FORMAT_TYPE_I) bNrChannels            2 bSubframeSize          2 bBitResolution        16 bSamFreqType           2 Discrete tSamFreq[ 0]       48000 tSamFreq[ 1]       44100 Endpoint Descriptor: bLength                9 bDescriptorType        5 bEndpointAddress    0x01  EP 1 OUT bmAttributes           9 Transfer Type           Isochronous Synch Type              Adaptive Usage Type              Data wMaxPacketSize    0x00c8  1x 200 bytes bInterval              1 bRefresh               0 bSynchAddress          0 AudioControl Endpoint Descriptor: bLength                7 bDescriptorType       37 bDescriptorSubtype     1 (EP_GENERAL) bmAttributes        0x01 Sampling Frequency bLockDelayUnits        1 Milliseconds wLockDelay             1 Milliseconds 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          7 bDelay                 1 frames wFormatTag             1 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]       48000 tSamFreq[ 1]       44100 Endpoint Descriptor: bLength                9 bDescriptorType        5 bEndpointAddress    0x82  EP 2 IN        bmAttributes            9 Transfer Type           Isochronous Synch Type              Adaptive Usage Type              Data wMaxPacketSize    0x0064  1x 100 bytes bInterval              1 bRefresh               0 bSynchAddress          0 AudioControl Endpoint Descriptor: bLength                7 bDescriptorType       37 bDescriptorSubtype     1 (EP_GENERAL) bmAttributes        0x01 Sampling Frequency bLockDelayUnits        0 Undefined wLockDelay             0 Undefined Interface Descriptor: bLength                9 bDescriptorType        4 bInterfaceNumber       3 bAlternateSetting      0 bNumEndpoints          1 bInterfaceClass        3 Human Interface Device bInterfaceSubClass     0 No Subclass bInterfaceProtocol     0 None iInterface             0 HID Device Descriptor: bLength                9 bDescriptorType       33 bcdHID              1.00 bCountryCode           0 Not supported bNumDescriptors        1 bDescriptorType       34 Report wDescriptorLength     60 Report Descriptor: (length is 60) Item(Global): Usage Page, data= [ 0x0c ] 12 Consumer Item(Local ): Usage, data= [ 0x01 ] 1 Consumer Control Item(Main ): Collection, data= [ 0x01 ] 1 Application Item(Global): Logical Minimum, data= [ 0x00 ] 0 Item(Global): Logical Maximum, data= [ 0x01 ] 1 Item(Local ): Usage, data= [ 0xe9 ] 233 Volume Increment Item(Local ): Usage, data= [ 0xea ] 234 Volume Decrement Item(Global): Report Size, data= [ 0x01 ] 1 Item(Global): Report Count, data= [ 0x02 ] 2 Item(Main ): Input, data= [ 0x02 ] 2 Data Variable Absolute No_Wrap Linear Preferred_State No_Null_Position Non_Volatile Bitfield Item(Local ): Usage, data= [ 0xe2 ] 226 Mute Item(Local ): Usage, data= [ 0x00 ] 0 Unassigned Item(Global): Report Count, data= [ 0x02 ] 2 Item(Main ): Input, data= [ 0x06 ] 6 Data Variable Relative No_Wrap Linear Preferred_State No_Null_Position Non_Volatile Bitfield Item(Global): Usage Page, data= [ 0x0c ] 12 Consumer Item(Local ): Usage, data= [ 0xb7 ] 183 Stop Item(Local ): Usage, data= [ 0xb5 ] 181 Scan Next Track Item(Local ): Usage, data= [ 0xb6 ] 182 Scan Previous Track Item(Local ): Usage, data= [ 0xcd ] 205 Play/Pause Item(Global): Report Count, data= [ 0x04 ] 4 Item(Main ): Input, data= [ 0x06 ] 6 Data Variable Relative No_Wrap Linear Preferred_State No_Null_Position Non_Volatile Bitfield Item(Global): Logical Maximum, data= [ 0xff 0x00 ] 255 Item(Local ): Usage, data= [ 0x00 ] 0 Unassigned Item(Global): Report Size, data= [ 0x08 ] 8 Item(Global): Report Count, data= [ 0x03 ] 3 Item(Main ): Input, data= [ 0x02 ] 2 Data Variable Absolute No_Wrap Linear Preferred_State No_Null_Position Non_Volatile Bitfield Item(Local ): Usage, data= [ 0x00 ] 0 Unassigned Item(Global): Report Count, data= [ 0x04 ] 4 Item(Main ): Output, data= [ 0x02 ] 2 Data Variable Absolute No_Wrap Linear Preferred_State No_Null_Position Non_Volatile Bitfield Item(Main ): End Collection, data=none Endpoint Descriptor: bLength                7 bDescriptorType        5 bEndpointAddress    0x87  EP 7 IN        bmAttributes            3 Transfer Type           Interrupt Synch Type              None Usage Type              Data wMaxPacketSize    0x0004  1x 4 bytes bInterval              2 Device Status:    0x0000 (Bus Powered)

