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with the usb hub plugged in i ran UVCView.x86.exe *(wich is a usb device viewer)* and got
External Hub: USB#Vid_0409&Pid_005 9#5&24d84a6d&0&1#{f1 8a0e88-c30c-11d0-8815-00a0c906bed8}
Hub Power: Self Power
Number of Ports: 4
Power switching: Individual
Compound device: No
Over-current Protection: Individual
---===>Device Information<===---
ConnectionStatus:
Current Config Value: 0x01 -> Device Bus Speed: High
Device Address: 0x01
Open Pipes: 1
===>Endpoint Descriptor<===
bLength: 0x07
bDescriptorType: 0x05
bEndpointAddress: 0x81 -> Direction: IN - EndpointID: 1
bmAttributes: 0x03 -> Interrupt Transfer Type
wMaxPacketSize: 0x0001 = 1 transactions per microframe, 0x01 max bytes
bInterval: 0x0C
===>Device Descriptor<===
bLength: 0x12
bDescriptorType: 0x01
bcdUSB: 0x0200
bDeviceClass: 0x09 -> This is a HUB Device
bDeviceSubClass: 0x00
bDeviceProtocol: 0x01
bMaxPacketSize0: 0x40 = (64) Bytes
idVendor: 0x0409 = NEC Corporation
idProduct: 0x0059
bcdDevice: 0x0100
iManufacturer: 0x00
iProduct: 0x00
iSerialNumber: 0x00
bNumConfigurations: 0x01
===>Configuration Descriptor<===
bLength: 0x09
bDescriptorType: 0x02
wTotalLength: 0x0019 -> Validated
bNumInterfaces: 0x01
bConfigurationValue: 0x01
iConfiguration: 0x00
bmAttributes: 0xE0 -> Bus Powered
MaxPower: 0x32 = 100 mA
===>Interface Descriptor<===
bLength: 0x09
bDescriptorType: 0x04
bInterfaceNumber: 0x00
bAlternateSetting: 0x00
bNumEndpoints: 0x01
bInterfaceClass: 0x09 -> HUB Interface Class
bInterfaceSubClass: 0x00
bInterfaceProtocol: 0x00
CAUTION: This may be an invalid bInterfaceProtocol
iInterface: 0x00
===>Endpoint Descriptor<===
bLength: 0x07
bDescriptorType: 0x05
bEndpointAddress: 0x81 -> Direction: IN - EndpointID: 1
bmAttributes: 0x03 -> Interrupt Transfer Type
wMaxPacketSize: 0x0001 = 1 transactions per microframe, 0x01 max bytes
bInterval: 0x0C
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