Bus 004 Device 008: ID 046d:c521 Logitech, Inc. MX620 Laser Cordless Mouse
Bus 004 Device 005: ID 05ac:8217 Apple, Inc. 
Bus 004 Device 002: ID 0a5c:4500 Broadcom Corp. BCM2046B1 USB 2.0 Hub (part of BCM2046 Bluetooth)
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 003: ID 05ac:0236 Apple, Inc. 
Bus 003 Device 002: ID 05ac:8242 Apple, Inc. 
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 002 Device 004: ID 05e3:0710 Genesys Logic, Inc. USB 2.0 33-in-1 Card Reader
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 05ac:8507 Apple, Inc. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub