Bus 005 Device 002: ID 1c7a:0603 LighTuning Technology Inc. 
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 003: ID 0bda:0139 Realtek Semiconductor Corp. RTS5139 Card Reader Controller
Bus 002 Device 002: ID 04f2:b272 Chicony Electronics Co., Ltd Lenovo EasyCamera
Bus 002 Device 004: ID 0b95:7720 ASIX Electronics Corp. AX88772
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
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 001: ID 1d6b:0001 Linux Foundation 1.1 root hub