USB Composite Device

Connection StatusDevice connected
Current Configuration1
SpeedFull (12 Mbit/s)
Device Address13
Number Of Open Pipes3
Device Descriptor Corsair K65 Gaming Keyboard
OffsetFieldSizeValueDescription
0 bLength 1 12h
1 bDescriptorType 1 01h Device
2 bcdUSB 2 0200h USB Spec 2.0
4 bDeviceClass 1 00h Class info in Ifc Descriptors
5 bDeviceSubClass 1 00h
6 bDeviceProtocol 1 00h
7 bMaxPacketSize0 1 08h 8 bytes
8 idVendor 2 1B1Ch
10 idProduct 2 1B07h
12 bcdDevice 2 0101h 1.01
14 iManufacturer 1 01h "Corsair"
15 iProduct 1 02h "Corsair K65 Gaming Keyboard"
16 iSerialNumber 1 00h
17 bNumConfigurations 1 01h
Configuration Descriptor 1 Bus Powered, 100 mA
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 02h Configuration
2 wTotalLength 2 0054h
4 bNumInterfaces 1 03h
5 bConfigurationValue 1 01h
6 iConfiguration 1 00h
7 bmAttributes 1 A0h Bus Powered, Remote Wakeup
4..0: Reserved ...00000 
5: Remote Wakeup ..1.....  Yes
6: Self Powered .0......  No, Bus Powered
7: Reserved (set to one)
(bus-powered for 1.0)		 1....... 
8 bMaxPower 1 32h 100 mA
Interface Descriptor 0/0 HID, 1 Endpoint
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 04h Interface
2 bInterfaceNumber 1 00h
3 bAlternateSetting 1 00h
4 bNumEndpoints 1 01h
5 bInterfaceClass 1 03h HID
6 bInterfaceSubClass 1 01h Boot Interface
7 bInterfaceProtocol 1 01h Keyboard
8 iInterface 1 00h
HID Descriptor
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 21h HID
2 bcdHID 2 0111h 1.11
4 bCountryCode 1 00h
5 bNumDescriptors 1 01h
6 bDescriptorType 1 22h Report
7 wDescriptorLength 2 004Fh 79 bytes
Endpoint Descriptor 81 1 In, Interrupt, 8 ms
OffsetFieldSizeValueDescription
0 bLength 1 07h
1 bDescriptorType 1 05h Endpoint
2 bEndpointAddress 1 81h 1 In
3 bmAttributes 1 03h Interrupt
1..0: Transfer Type ......11  Interrupt
7..2: Reserved 000000.. 
4 wMaxPacketSize 2 0008h 8 bytes
6 bInterval 1 08h 8 ms
Interface Descriptor 1/0 HID, 1 Endpoint
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 04h Interface
2 bInterfaceNumber 1 01h
3 bAlternateSetting 1 00h
4 bNumEndpoints 1 01h
5 bInterfaceClass 1 03h HID
6 bInterfaceSubClass 1 00h
7 bInterfaceProtocol 1 00h
8 iInterface 1 00h
HID Descriptor
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 21h HID
2 bcdHID 2 0111h 1.11
4 bCountryCode 1 00h
5 bNumDescriptors 1 01h
6 bDescriptorType 1 22h Report
7 wDescriptorLength 2 0017h 23 bytes
Endpoint Descriptor 82 2 In, Interrupt, 8 ms
OffsetFieldSizeValueDescription
0 bLength 1 07h
1 bDescriptorType 1 05h Endpoint
2 bEndpointAddress 1 82h 2 In
3 bmAttributes 1 03h Interrupt
1..0: Transfer Type ......11  Interrupt
7..2: Reserved 000000.. 
4 wMaxPacketSize 2 0002h 2 bytes
6 bInterval 1 08h 8 ms
Interface Descriptor 2/0 HID, 1 Endpoint
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 04h Interface
2 bInterfaceNumber 1 02h
3 bAlternateSetting 1 00h
4 bNumEndpoints 1 01h
5 bInterfaceClass 1 03h HID
6 bInterfaceSubClass 1 00h
7 bInterfaceProtocol 1 00h
8 iInterface 1 00h
HID Descriptor
OffsetFieldSizeValueDescription
0 bLength 1 09h
1 bDescriptorType 1 21h HID
2 bcdHID 2 0111h 1.11
4 bCountryCode 1 00h
5 bNumDescriptors 1 01h
6 bDescriptorType 1 22h Report
7 wDescriptorLength 2 0039h 57 bytes
Endpoint Descriptor 83 3 In, Interrupt, 1 ms
OffsetFieldSizeValueDescription
0 bLength 1 07h
1 bDescriptorType 1 05h Endpoint
2 bEndpointAddress 1 83h 3 In
3 bmAttributes 1 03h Interrupt
1..0: Transfer Type ......11  Interrupt
7..2: Reserved 000000.. 
4 wMaxPacketSize 2 000Fh 15 bytes
6 bInterval 1 01h 1 ms
Interface 0 HID Report Descriptor Keyboard
Item Tag (Value) Raw Data
Usage Page (Generic Desktop) 05 01 
Usage (Keyboard) 09 06 
Collection (Application) A1 01 
    Usage Page (Keyboard/Keypad) 05 07 
    Usage Minimum (Keyboard Left Control) 19 E0 
    Usage Maximum (Keyboard Right GUI) 29 E7 
    Logical Minimum (0) 15 00 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (8) 95 08 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
    Report Count (1) 95 01 
    Report Size (8) 75 08 
    Input (Cnst,Ary,Abs) 81 01 
    Report Count (5) 95 05 
    Report Size (1) 75 01 
    Usage Page (LEDs) 05 08 
    Usage Minimum (Num Lock) 19 01 
    Usage Maximum (Kana) 29 05 
    Output (Data,Var,Abs,NWrp,Lin,Pref,NNul,NVol,Bit) 91 02 
    Report Count (1) 95 01 
    Report Size (3) 75 03 
    Output (Cnst,Ary,Abs,NWrp,Lin,Pref,NNul,NVol,Bit) 91 01 
    Report Count (6) 95 06 
    Report Size (8) 75 08 
    Logical Minimum (0) 15 00 
    Logical Maximum (255) 26 FF 00 
    Usage Page (Keyboard/Keypad) 05 07 
    Usage Minimum (Undefined) 19 00 
    Usage Maximum 2A FF 00 
    Input (Data,Ary,Abs) 81 00 
    Usage Page (Consumer Devices) 05 0C 
    Usage (Undefined) 09 00 
    Logical Minimum (-128) 15 80 
    Logical Maximum (127) 25 7F 
    Report Size (8) 75 08 
    Report Count (8) 95 08 
    Feature (Data,Var,Abs,NWrp,Lin,Pref,NNul,NVol,Bit) B1 02 
End Collection C0 
Interface 1 HID Report Descriptor Consumer Control
Item Tag (Value) Raw Data
Usage Page (Consumer Devices) 05 0C 
Usage (Consumer Control) 09 01 
Collection (Application) A1 01 
    Usage Minimum (Undefined) 19 00 
    Usage Maximum 2A FF 0F 
    Logical Minimum (0) 15 00 
    Logical Maximum (4095) 26 FF 0F 
    Report Size (16) 75 10 
    Report Count (1) 95 01 
    Input (Data,Ary,Abs) 81 00 
End Collection C0 
Interface 2 HID Report Descriptor Keyboard
Item Tag (Value) Raw Data
Usage Page (Generic Desktop) 05 01 
Usage (Keyboard) 09 06 
Collection (Application) A1 01 
    Usage Page (Keyboard/Keypad) 05 07 
    Usage Minimum (Keyboard Left Control) 19 E0 
    Usage Maximum (Keyboard Right GUI) 29 E7 
    Logical Minimum (0) 15 00 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (8) 95 08 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
    Usage Minimum (Undefined) 19 00 
    Usage Maximum (Keypad =) 29 67 
    Logical Minimum (0) 15 00 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (104) 95 68 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
    Usage (Keypad Comma) 09 85 
    Usage Minimum (Keyboard International 1) 19 87 
    Usage Maximum (Keyboard International 5) 29 8B 
    Usage (Keyboard LANG1) 09 90 
    Usage (Keyboard LANG2) 09 91 
    Logical Minimum (0) 15 00 
    Logical Maximum (1) 25 01 
    Report Size (1) 75 01 
    Report Count (8) 95 08 
    Input (Data,Var,Abs,NWrp,Lin,Pref,NNul,Bit) 81 02 
End Collection C0 

This report was generated by USBlyzer