[Device /dev/bus/usb/0/0] Class .................. 0x00 (Per-interface classes) Subclass ............... 0x00 Protocol ............... 0x00 Max Endpoint 0 Packet .. 8 USB Version ............ 0x0100 Vendor ID .............. 0x2467 Product ID ............. 0x2000 Product Version ........ 0x0103 Manufacturer String .... "" Product String ......... "" Serial Number .......... "" [Configuration 0] Configuration String . "" [Interface 0] [Alternate 0 active] Class .............. 0x01 (Audio) Subclass ........... 0x01 Protocol ........... 0x00 Interface String ... "" [Descriptor 0] Subtype ........... 0x01 (Header) bcdADC Release date 0x0100 Total Length ...... 9 Interfaces ........ 1, [Interface 1] [Alternate 0 active] Class .............. 0x01 (Audio) Subclass ........... 0x03 Protocol ........... 0x00 Interface String ... "" [Endpoint 0] MaxPacketSize .... 64 Interval ......... 0 Type ............. Bulk Direction ........ Input [Descriptor 0] Type .............. 0x24 (CS_ENDPOINT) Subtype ........... 0x01 (MS_HEADER) MSC Version ....... 0x0100 Length ............ 0x0024 [Descriptor 1] Type .............. 0x24 (CS_INTERFACE) Subtype ........... 0x02 (MIDI_IN_JACK) Jack ID ........... 0x02 String ............ 0x00 Jack Type ......... External [Descriptor 2] Type .............. 0x24 (CS_INTERFACE) Subtype ........... 0x03 (MIDI_OUT_JACK) Jack ID ........... 0x03 Jack Type ......... Embedded Pin 00 ............ (2,1) [Descriptor 3] Type .............. 0x25 (CS_ENDPOINT) Subtype ........... 0x01 (MS_GENERAL) Jacks ............. 3,