Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 004 Device 002: ID 04f2:0200 Chicony Electronics Co., Ltd 
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 003: ID 15c2:ffdc SoundGraph Inc. iMON PAD Remote Controller
Bus 003 Device 002: ID 05a4:2000 Ortek Technology, Inc. 
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub