HM:

Buy.com offers the Garmin StreetPilot c550 Portable GPS System for $179.99. With free shipping, it's $90 under our last mention of a new one (in December). The StreetPilot features up to 8 hours of battery life, 3.5" LCD, Bluetooth speakerphone, traffic receiver, MP3 player, SD card slot, voice prompts, auto-reroute, and more.