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  1. $ sudo lsusb -v -s 1:3
  2. Bus 001 Device 003: ID 041e:3125 Creative Technology, Ltd Creative Bluetooth Audio W2
  3. Device Descriptor:
  4.  bLength                18
  5.  bDescriptorType         1
  6.  bcdUSB               2.00
  7.  bDeviceClass            0 [unknown]
  8.  bDeviceSubClass         0 [unknown]
  9.  bDeviceProtocol         0  
  10.  bMaxPacketSize0        64
  11.  idVendor           0x041e Creative Technology, Ltd
  12.  idProduct          0x3125 Creative Bluetooth Audio W2
  13.  bcdDevice            1.00
  14.  iManufacturer           0  
  15.  iProduct                2 Creative Bluetooth Audio W2
  16.  iSerial                 3 (REDACTED FOR BBS POST)
  17.  bNumConfigurations      1
  18.  Configuration Descriptor:
  19.    bLength                 9
  20.    bDescriptorType         2
  21.    wTotalLength       0x00c7
  22.    bNumInterfaces          4
  23.    bConfigurationValue     1
  24.    iConfiguration          0  
  25.    bmAttributes         0x80
  26.      (Bus Powered)
  27.    MaxPower               96mA
  28.    Interface Descriptor:
  29.      bLength                 9
  30.      bDescriptorType         4
  31.      bInterfaceNumber        0
  32.      bAlternateSetting       0
  33.      bNumEndpoints           0
  34.      bInterfaceClass         1 Audio
  35.      bInterfaceSubClass      1 Control Device
  36.      bInterfaceProtocol      0  
  37.      iInterface              0  
  38.      AudioControl Interface Descriptor:
  39.        bLength                10
  40.        bDescriptorType        36
  41.        bDescriptorSubtype      1 (HEADER)
  42.        bcdADC               1.00
  43.        wTotalLength       0x0034
  44.        bInCollection           2
  45.        baInterfaceNr(0)        1
  46.        baInterfaceNr(1)        2
  47.      AudioControl Interface Descriptor:
  48.        bLength                12
  49.        bDescriptorType        36
  50.        bDescriptorSubtype      2 (INPUT_TERMINAL)
  51.        bTerminalID             1
  52.        wTerminalType      0x0101 USB Streaming
  53.        bAssocTerminal          0
  54.        bNrChannels             2
  55.        wChannelConfig     0x0003
  56.          Left Front (L)
  57.          Right Front (R)
  58.        iChannelNames           0  
  59.        iTerminal               0  
  60.      AudioControl Interface Descriptor:
  61.        bLength                 9
  62.        bDescriptorType        36
  63.        bDescriptorSubtype      3 (OUTPUT_TERMINAL)
  64.        bTerminalID             3
  65.        wTerminalType      0x0301 Speaker
  66.        bAssocTerminal          0
  67.        bSourceID               1
  68.        iTerminal               0  
  69.      AudioControl Interface Descriptor:
  70.        bLength                12
  71.        bDescriptorType        36
  72.        bDescriptorSubtype      2 (INPUT_TERMINAL)
  73.        bTerminalID             4
  74.        wTerminalType      0x0203 Personal Microphone
  75.        bAssocTerminal          0
  76.        bNrChannels             1
  77.        wChannelConfig     0x0001
  78.          Left Front (L)
  79.        iChannelNames           0  
  80.        iTerminal               0  
  81.      AudioControl Interface Descriptor:
  82.        bLength                 9
  83.        bDescriptorType        36
  84.        bDescriptorSubtype      3 (OUTPUT_TERMINAL)
  85.        bTerminalID             6
  86.        wTerminalType      0x0101 USB Streaming
  87.        bAssocTerminal          0
  88.        bSourceID               4
  89.        iTerminal               0  
  90.    Interface Descriptor:
  91.      bLength                 9
  92.      bDescriptorType         4
  93.      bInterfaceNumber        1
  94.      bAlternateSetting       0
  95.      bNumEndpoints           0
  96.      bInterfaceClass         1 Audio
  97.      bInterfaceSubClass      2 Streaming
  98.      bInterfaceProtocol      0  
  99.      iInterface              0  
  100.    Interface Descriptor:
  101.      bLength                 9
  102.      bDescriptorType         4
  103.      bInterfaceNumber        1
  104.      bAlternateSetting       1
  105.      bNumEndpoints           1
  106.      bInterfaceClass         1 Audio
  107.      bInterfaceSubClass      2 Streaming
  108.      bInterfaceProtocol      0  
  109.      iInterface              0  
  110.      AudioStreaming Interface Descriptor:
  111.        bLength                 7
  112.        bDescriptorType        36
  113.        bDescriptorSubtype      1 (AS_GENERAL)
  114.        bTerminalLink           6
  115.        bDelay                  0 frames
  116.        wFormatTag         0x0001 PCM
  117.      AudioStreaming Interface Descriptor:
  118.        bLength                11
  119.        bDescriptorType        36
  120.        bDescriptorSubtype      2 (FORMAT_TYPE)
  121.        bFormatType             1 (FORMAT_TYPE_I)
  122.        bNrChannels             1
  123.        bSubframeSize           2
  124.        bBitResolution         16
  125.        bSamFreqType            1 Discrete
  126.        tSamFreq[ 0]        48000
  127.        AudioStreaming Endpoint Descriptor:
  128.          bLength                 7
  129.          bDescriptorType        37
  130.          bDescriptorSubtype      1 (EP_GENERAL)
  131.          bmAttributes         0x00
  132.          bLockDelayUnits         2 Decoded PCM samples
  133.          wLockDelay         0x0000
  134.      Endpoint Descriptor:
  135.        bLength                 9
  136.        bDescriptorType         5
  137.        bEndpointAddress     0x83  EP 3 IN
  138.        bmAttributes            1
  139.          Transfer Type            Isochronous
  140.          Synch Type               None
  141.          Usage Type               Data
  142.        wMaxPacketSize     0x0060  1x 96 bytes
  143.        bInterval               1
  144.        bRefresh                0
  145.        bSynchAddress           0
  146.    Interface Descriptor:
  147.      bLength                 9
  148.      bDescriptorType         4
  149.      bInterfaceNumber        2
  150.      bAlternateSetting       0
  151.      bNumEndpoints           0
  152.      bInterfaceClass         1 Audio
  153.      bInterfaceSubClass      2 Streaming
  154.      bInterfaceProtocol      0  
  155.      iInterface              0  
  156.    Interface Descriptor:
  157.      bLength                 9
  158.      bDescriptorType         4
  159.      bInterfaceNumber        2
  160.      bAlternateSetting       1
  161.      bNumEndpoints           1
  162.      bInterfaceClass         1 Audio
  163.      bInterfaceSubClass      2 Streaming
  164.      bInterfaceProtocol      0  
  165.      iInterface              0  
  166.      AudioStreaming Interface Descriptor:
  167.        bLength                 7
  168.        bDescriptorType        36
  169.        bDescriptorSubtype      1 (AS_GENERAL)
  170.        bTerminalLink           1
  171.        bDelay                  0 frames
  172.        wFormatTag         0x0001 PCM
  173.      AudioStreaming Interface Descriptor:
  174.        bLength                11
  175.        bDescriptorType        36
  176.        bDescriptorSubtype      2 (FORMAT_TYPE)
  177.        bFormatType             1 (FORMAT_TYPE_I)
  178.        bNrChannels             2
  179.        bSubframeSize           2
  180.        bBitResolution         16
  181.        bSamFreqType            1 Discrete
  182.        tSamFreq[ 0]        48000
  183.        AudioStreaming Endpoint Descriptor:
  184.          bLength                 7
  185.          bDescriptorType        37
  186.          bDescriptorSubtype      1 (EP_GENERAL)
  187.          bmAttributes         0x81
  188.            Sampling Frequency
  189.            MaxPacketsOnly
  190.          bLockDelayUnits         2 Decoded PCM samples
  191.          wLockDelay         0x0000
  192.      Endpoint Descriptor:
  193.        bLength                 9
  194.        bDescriptorType         5
  195.        bEndpointAddress     0x03  EP 3 OUT
  196.        bmAttributes            1
  197.          Transfer Type            Isochronous
  198.          Synch Type               None
  199.          Usage Type               Data
  200.        wMaxPacketSize     0x00c0  1x 192 bytes
  201.        bInterval               1
  202.        bRefresh                0
  203.        bSynchAddress           0
  204.    Interface Descriptor:
  205.      bLength                 9
  206.      bDescriptorType         4
  207.      bInterfaceNumber        3
  208.      bAlternateSetting       0
  209.      bNumEndpoints           1
  210.      bInterfaceClass         3 Human Interface Device
  211.      bInterfaceSubClass      0 [unknown]
  212.      bInterfaceProtocol      0  
  213.      iInterface              0  
  214.        HID Device Descriptor:
  215.          bLength                 9
  216.          bDescriptorType        33
  217.          bcdHID               1.11
  218.          bCountryCode            0 Not supported
  219.          bNumDescriptors         1
  220.          bDescriptorType        34 Report
  221.          wDescriptorLength     129
  222.          Report Descriptors:  
  223.            ** UNAVAILABLE **
  224.      Endpoint Descriptor:
  225.        bLength                 7
  226.        bDescriptorType         5
  227.        bEndpointAddress     0x81  EP 1 IN
  228.        bmAttributes            3
  229.          Transfer Type            Interrupt
  230.          Synch Type               None
  231.          Usage Type               Data
  232.        wMaxPacketSize     0x0010  1x 16 bytes
  233.        bInterval               1
  234. Device Status:     0x0000
  235.  (Bus Powered)
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