BuyDig offers the Beltronics Vector V940 Radar/Laser Detector
, model no. 015V940-1, for $129. Coupon code "RDR20" drops it to $109
. With free shipping
, that's the lowest total price we could find by $28. It features full X, K, SuperWide Ka, Ku, and laser alerts, digital signal processing, city mode, and an LED display.