Bus 002 Device 004: ID 093a:2510 Pixart Imaging, Inc. Hama Optical Mouse
Bus 002 Device 002: ID 8087:0020  
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 004: ID 04f2:b1d6 Chicony Electronics Co., Ltd 
Bus 001 Device 003: ID 0bda:0138 Realtek Semiconductor Corp. 
Bus 001 Device 002: ID 8087:0020  
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub