Speed Navigon 2100 Automobile GPS - 3.5" - 20 Channels Antenna, Battery, Traffic Receiver

Pros: Inexpensive, expandable, text-to-speech is very helpful.

Cons: No stylus, and the power plug placement is awkward.

The Bottom Line: A good GPS system. The turn by turn instructions with street names are very helpful.

Review: I bought the Navigon 2100 about three months ago before going on vacation, and I've been impressed with it's performance. I bought it to replace a simpler Lowrance iWay 250c GPS I had been using for about a year. The Navigon 2100 has text to speech,...