/var/log/messages 
Sep 18 11:16:23 sapphire /kernel: umass0: Agate Technologies Q-Drive, rev 1.00/1.00, addr 4 
# usbdevs -v 
Controller /dev/usb0: 
 addr 1: self powered, config 1, UHCI root hub(0x0000), Intel(0x0000), rev 1.00 
 port 1 powered 
 port 2 addr 2: self powered, config 1, hub(0x55aa), NEC(0x0409), rev 2.00 
 port 1 addr 4: power 100 mA, config 1, Q-Drive(0x0378), Agate Technologies(0x0c08), rev 1.00 
 port 2 addr 3: low speed, power 50 mA, config 1, USB Receiver(0xc501), Logitech(0x046d), rev 9.10