As one of its daily deals, Amazon offers the Escort Passport 9500ix Radar / Laser Detector for $309.99 with free shipping. That's $10 under our mention from three weeks ago and the best price we've seen. (It's a current low by $140.) It detects all US radar and laser bands (X, K, Ka) as well as the UK's Ku band; it features voice or audio alerts and brightness control. Deal ends today.