Auto-Vox via Amazon offers the Auto-Vox 4.3" Rearview Camera Monitor for $109.99. Coupon code "SU5U9QUJ" drops it to $80.29. With free shipping, that's $2 less than last week's mention, $30 off, and the lowest price we could find. It features an LCD display and connects with license plate cameras (not included). Deal ends December 20.