See also:

Speaker Adaptation (SA) mode
Speaker Adaptation allows up to two out-ofdialect users to train the system to improve recognition accuracy. By repeating a number of commands, the users can create a voice model of their own ...

Nissan Intelligent Key™ door buzzer (if so equipped)
The Intelligent Key door buzzer sounds if any one of the following improper operations is found. ● The ignition switch is not returned to the LOCK position when locking the doors. ● ...

Exterior
I find the Sentra peculiar-looking, but you can form your own opinion. As for the SE-R and SE-R Spec V variants, they have unique side sill extensions and deeper front and rear bumpers to match. A ...