Amazon.com cut its price on the Sanyo EasyStreet 4070 Portable GPS Navigation System, model no. NVM-4070, to $189.99. With free shipping, that's $10 under our mention from earlier this week and the lowest total price we've seen. Features include preloaded maps of the U.S., Canada, and Puerto Rico, voice guidance, Bluetooth, MP3 player, up to seven hours of battery life, Traffic Message Channel for real-time traffic updates (90-day trial included), and more.