Bus 002 Device 004: ID 152d:0539 JMicron Technology Corp. / JMicron USA Technology Corp. 
Bus 002 Device 003: ID 1058:1100 Western Digital Technologies, Inc. 
Bus 003 Device 002: ID 17ef:6014 Lenovo Mini Wireless Keyboard N5901
Bus 004 Device 002: ID 1784:0008 TopSeed Technology Corp. eHome Infrared Transceiver
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