Got an official USB id from the Openmoko project
Openmoko users are offering free USB IDs for Open Source Projects, read more at:
http://wiki.openmoko.org/wiki/USB_Product_IDs#USB_Vendor_and_Product_IDs
Key64 keyboard have got the following Id.
Vendor ID | Product ID | Description |
0x1d50 | 0x6027 | Key64 Keyboard |
Thanks OpenMoko !