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 002 Device 002: ID 5986:0292 Acer, Inc 
Bus 002 Device 003: ID 0bda:0139 Realtek Semiconductor Corp. 
Bus 003 Device 002: ID 0489:e00d Foxconn / Hon Hai