Hello, I have an Infiray Micro III Lite that seems to need adding to some driver. Here's a snippet of my lsusb --verbose command: Bus 001 Device 003: ID 3474:750e Device Descriptor: bLength 18 bDescriptorType 1 bcdUSB 2.00 bDeviceClass 239 Miscellaneous Device bDeviceSubClass 2 ? bDeviceProtocol 1 Interface Association bMaxPacketSize0 64 idVendor 0x3474 idProduct 0x750e bcdDevice 0.00 iManufacturer 1 IRay iProduct 2 M3Lite iSerial 0 bNumConfigurations 1 Configuration Descriptor: bLength 9 bDescriptorType 2 wTotalLength 272 bNumInterfaces 4 bConfigurationValue 1 iConfiguration 0 bmAttributes 0x80 (Bus Powered) MaxPower 500mA Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 0 bInterfaceCount 2 bFunctionClass 14 Video bFunctionSubClass 3 Video Interface Collection bFunctionProtocol 0 iFunction 2 M3Lite Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 0 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 1 Video Control bInterfaceProtocol 0 iInterface 2 M3Lite VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 1 (HEADER) bcdUVC 1.10 wTotalLength 81 dwClockFrequency 48.000000MHz bInCollection 1 baInterfaceNr( 0) 1 VideoControl Interface Descriptor: bLength 18 bDescriptorType 36 bDescriptorSubtype 2 (INPUT_TERMINAL) bTerminalID 1 wTerminalType 0x0201 Camera Sensor bAssocTerminal 0 iTerminal 0 wObjectiveFocalLengthMin 1 wObjectiveFocalLengthMax 10 wOcularFocalLength 1 bControlSize 3 bmControls 0x00000200 Zoom (Absolute) VideoControl Interface Descriptor: bLength 13 bDescriptorType 36 bDescriptorSubtype 5 (PROCESSING_UNIT) bUnitID 2 bSourceID 1 wMaxMultiplier 16384 bControlSize 3 bmControls 0x00000000 iProcessing 0 bmVideoStandards 0x 0 VideoControl Interface Descriptor: bLength 28 bDescriptorType 36 bDescriptorSubtype 6 (EXTENSION_UNIT) bUnitID 3 guidExtensionCode {ffffffff-ffff-ffff-ffff-ffffffffffff} bNumControl 0 bNrPins 1 baSourceID( 0) 2 bControlSize 3 bmControls( 0) 0x00 bmControls( 1) 0x00 bmControls( 2) 0x00 iExtension 0 VideoControl Interface Descriptor: bLength 9 bDescriptorType 36 bDescriptorSubtype 3 (OUTPUT_TERMINAL) bTerminalID 4 wTerminalType 0x0101 USB Streaming bAssocTerminal 0 bSourceID 3 iTerminal 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x82 EP 2 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 8 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 1 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 14 Video bInterfaceSubClass 2 Video Streaming bInterfaceProtocol 0 iInterface 0 VideoStreaming Interface Descriptor: bLength 14 bDescriptorType 36 bDescriptorSubtype 1 (INPUT_HEADER) bNumFormats 1 wTotalLength 71 bEndPointAddress 131 bmInfo 0 bTerminalLink 4 bStillCaptureMethod 1 bTriggerSupport 0 bTriggerUsage 0 bControlSize 1 bmaControls( 0) 27 VideoStreaming Interface Descriptor: bLength 27 bDescriptorType 36 bDescriptorSubtype 4 (FORMAT_UNCOMPRESSED) bFormatIndex 1 bNumFrameDescriptors 1 guidFormat {59555932-0000-1000-8000-00aa00389b71} bBitsPerPixel 16 bDefaultFrameIndex 1 bAspectRatioX 8 bAspectRatioY 6 bmInterlaceFlags 0x00 Interlaced stream or variable: No Fields per frame: 2 fields Field 1 first: No Field pattern: Field 1 only bCopyProtect 0 VideoStreaming Interface Descriptor: bLength 30 bDescriptorType 36 bDescriptorSubtype 5 (FRAME_UNCOMPRESSED) bFrameIndex 1 bmCapabilities 0x01 Still image supported wWidth 1280 wHeight 512 dwMinBitRate 832000000 dwMaxBitRate 832000000 dwMaxVideoFrameBufferSize 1310720 dwDefaultFrameInterval 400000 bFrameIntervalType 1 dwFrameInterval( 0) 400000 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x83 EP 3 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Interface Association: bLength 8 bDescriptorType 11 bFirstInterface 2 bInterfaceCount 2 bFunctionClass 2 Communications bFunctionSubClass 2 Abstract (modem) bFunctionProtocol 1 AT-commands (v.25ter) iFunction 0 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 2 bAlternateSetting 0 bNumEndpoints 1 bInterfaceClass 2 Communications bInterfaceSubClass 2 Abstract (modem) bInterfaceProtocol 1 AT-commands (v.25ter) iInterface 0 CDC Header: bcdCDC 1.10 CDC ACM: bmCapabilities 0x02 line coding and serial state CDC Union: bMasterInterface 2 bSlaveInterface 1 CDC Call Management: bmCapabilities 0x00 bDataInterface 1 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x81 EP 1 IN bmAttributes 3 Transfer Type Interrupt Synch Type None Usage Type Data wMaxPacketSize 0x0040 1x 64 bytes bInterval 2 Interface Descriptor: bLength 9 bDescriptorType 4 bInterfaceNumber 3 bAlternateSetting 0 bNumEndpoints 2 bInterfaceClass 10 CDC Data bInterfaceSubClass 0 Unused bInterfaceProtocol 0 iInterface 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x05 EP 5 OUT bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Endpoint Descriptor: bLength 7 bDescriptorType 5 bEndpointAddress 0x85 EP 5 IN bmAttributes 2 Transfer Type Bulk Synch Type None Usage Type Data wMaxPacketSize 0x0200 1x 512 bytes bInterval 0 Device Status: 0x0000 (Bus Powered) Here's an output from lsusb --tree --verbose: /: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci-hcd/1p, 480M ID 1d6b:0002 Linux Foundation 2.0 root hub |__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/4p, 480M ID 1a40:0101 Terminus Technology Inc. Hub |__ Port 1: Dev 4, If 0, Class=Vendor Specific Class, Driver=, 480M ID 03e7:f63d Intel |__ Port 1: Dev 4, If 1, Class=Video, Driver=uvcvideo, 480M ID 03e7:f63d Intel |__ Port 1: Dev 4, If 2, Class=Video, Driver=uvcvideo, 480M ID 03e7:f63d Intel |__ Port 2: Dev 3, If 3, Class=CDC Data, Driver=usbserial_generic, 480M ID 3474:750e |__ Port 2: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M ID 3474:750e |__ Port 2: Dev 3, If 2, Class=Communications, Driver=, 480M ID 3474:750e |__ Port 2: Dev 3, If 0, Class=Video, Driver=uvcvideo, 480M ID 3474:750e