Amazon offers the Garmin Dash Cam 10 HD Driving Recorder, model no. 010-01311-01, for $176.99 with free shipping. That's the lowest total price we could find by $16. It features a 2.3" LCD display, snapshots for still images, microphone, compatibility with up to 32GB microSD cards, and USB.

Of note, Groupon offers the GPS version for $189.99 with free shipping.