lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 006 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 007 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 003: ID 0bda:0152 Realtek Semiconductor Corp. Mass Storage Device
Bus 003 Device 002: ID 04f2:0760 Chicony Electronics Co., Ltd Acer KU-0760 Keyboard
Bus 004 Device 002: ID 04eb:e030 Northstar Systems, Inc. 
Bus 006 Device 002: ID 046d:c03e Logitech, Inc. Premium Optical Wheel Mouse (M-BT58)
Bus 001 Device 005: ID 04e8:6860 Samsung Electronics Co., Ltd GT-I9100 Phone [Galaxy S II]