Cellphones / PDAs / GPS
Portables / Assistants personels / GPS
Mobile phones, cellphones but also some PDA and GPS before the smartphones era
are using some biometric features, fingerprint in most cases:
Smartphones with a built-in fingerprint sensor : the vast majority.
A specific page about the Apple story, and details about the sensor they are using.
Some companies have tried to develop some add-ons/accessories for smartphones.
Some smartphones are not using fingerprints.