Review of Linux Compatibility
The HANNS-G HT231HPB is a touchscreen moitor with 192×1080 dpi, integrated speaker, and 5 ms reaction time. It has DVI, HDMI, VGA input. The touchscreen can be used under Linux (e.g. under Ubuntu 14.04) via the USB connection of the screen. However, it was not yet possible to use multitouch with this monitor.
The touchscreen has the USB ID 0457:1057
Bus 002 Device 007: ID 0457:1057
and is automatically recognized by the Linux kernel:
usb 2-1.4: new full speed USB device number 7 using fsl-ehci usb 2-1.4: not running at top speed; connect to a high speed hub input: USBest Technology SiS HID Touch Controller as /devices/platform/fsl-ehci.1/usb2/2-1/2-1.4/2-1.4:1.0/input/input6 generic-usb 0003_0457:1057.0006: input,hidraw3: USB HID v1.11 Device [USBest Technology SiS HID Touch Controller] on usb-fsl-ehci.1-1.4/input0