$ lsscsi --classic
Attached devices: 
Host: scsi2 Channel: 00 Target: 00 Lun: 00
  Vendor: SEAGATE  Model: ST34520N         Rev: 1498
  Type:   Direct-Access                    ANSI SCSI revision: 02

$ hdparm -g /dev/sdb:
 geometry      = 1016/141/62, sectors = 8888924, start = 0

$ dd if=/dev/sdb of=perceptron.dd
8888924+0 records in
8888924+0 records out
4551129088 bytes (4.6 GB, 4.2 GiB) copied, 503.163 s, 9.0 MB/s