• The Nuvi 680 comes with a windshield mount.Ryan McVay/Photodisc/Getty Images
  
  Getting on-the-road directions is simpler today due to the increased capability and availability of the portable global positioning device, or GPS. The Garmin Nuvi 680 is a full-featured mobile GPS that provides point-to-point directions along with additional information such as weather updates and traffic alerts. This GPS also can double as an integrated MP3 player.
  
  

Basic Features

• The Nuvi 680 has a 4.3-inch widescreen color touchscreen LCD. The device comes with preloaded maps of the U.S., including points of interest such as restaurants and gas stations. The Nuvi 680 can also provide step-by-step directions and traffic updates with detours. There is storage capacity for 500 geographic points. Additionally, the GPS has a picture viewer, MP3 player, FM transmitter and headphone/audio output capabilities.
  
  

Hardware Dimensions and Specs

• The Nuvi 680 has a compact form, measuring 4.9 inches wide, 2.9 inches in height, and 0.9 inches in depth. It has an overall weight of 6.2 ounces. Built-in memory is provided by an internal solid state drive, and can be expanded by using an SD card with the device's SD card slot.
  
  

Accessories

• Buyers of the Garmin 680 receive one year of "MSN Direct," an online service that links the device to information sources such as weather reports. The GPS comes with a vehicle suction cup mount for in-car installation, a USB cable for connection to PCs and a leather carrying case.