They fall into the ultraportable notebook class, with a 13.3" 16:10 ratio 1280x800 screen, and a weight from 1.69kg for the top model, which featured carbon fiber casing.
Typically, the original drivers for advanced series are backward compatible with previous variants.
Sony download pages for earlier SZ series don't have drivers for these systems.
All SZ series are capable to run Windows 7 OS if proper RAM and BIOS upgrades are performed.
SZ peripheral hardware contained: Bluetooth, WiFi, Landline modem, WLAN modem, Ethernet, Built-in web camera, memory card reader, fingerprint reader, audio, TPM module, Sony programmable IO module, ALPS touchpad.