vrpc1@VRPC1:~$ xrandr
Screen 0: minimum 8 x 8, current 3840 x 1200, maximum 32767 x 32767
DVI-D-0 connected primary 1680x1050+2160+0 (normal left inverted right x axis y axis) 459mm x 296mm
   1680x1050     59.88*+
   1440x900      74.98    59.89
   1280x1024     75.02    60.02
   1280x960      60.00
   1280x800      74.93    59.81
   1280x720      60.00    50.00
   1152x864      75.00
   1024x768      75.03    70.07    60.00
   800x600       75.00    72.19    60.32    56.25
   720x576       50.00
   720x480       59.94
   640x480       75.00    72.81    59.94
HDMI-0 connected 2160x1200+0+0 (normal left inverted right x axis y axis) 122mm x 68mm
   2160x1200     89.53*+
   720x480       59.94
   640x480       59.93
DP-0 disconnected (normal left inverted right x axis y axis)
DP-1 disconnected (normal left inverted right x axis y axis)
DP-2 disconnected (normal left inverted right x axis y axis)
DP-3 disconnected (normal left inverted right x axis y axis)
DP-4 disconnected (normal left inverted right x axis y axis)
DP-5 disconnected (normal left inverted right x axis y axis)

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vrpc1@VRPC1:~$ lsusb
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 002: ID 0bda:0411 Realtek Semiconductor Corp.
Bus 002 Device 003: ID 05e3:0746 Genesys Logic, Inc.
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0bda:5411 Realtek Semiconductor Corp.
Bus 001 Device 006: ID 03f0:304a Hewlett-Packard
Bus 001 Device 004: ID 03f0:134a Hewlett-Packard Optical Mouse
Bus 001 Device 007: ID 0bb4:0306 HTC (High Tech Computer Corp.)
Bus 001 Device 012: ID 28de:2101
Bus 001 Device 011: ID 28de:2101
Bus 001 Device 010: ID 0bb4:2c87 HTC (High Tech Computer Corp.)
Bus 001 Device 009: ID 0bb4:2c87 HTC (High Tech Computer Corp.)
Bus 001 Device 008: ID 28de:2000
Bus 001 Device 005: ID 0bb4:2134 HTC (High Tech Computer Corp.)
Bus 001 Device 002: ID 0bb4:2210 HTC (High Tech Computer Corp.)
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub