umass0: I-O DATA DEVICE,INC I-O DATA USB2-iCN, rev 2.00/11.00, addr 2
umass0: Phase Error, residue = 95
cd0 at umass-sim0 bus 0 target 0 lun 0
cd0: <_NEC CB-2100A 1.07> Removable CD-ROM SCSI-0 device
cd0: 650KB/s transfers
cd0: Attempt to query device size failed: NOT READY, Medium not present

bash-2.05a# 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 2, I-O DATA USB2-iCN(0x0a08), I-O DATA DEVICE,INC(0x04bb), rev 11.00