Garmin is well known of their GPS devices. But their company also has come out a new watch that designed for your running and general workout needs – The Garmin Forerunner 305 GPS Receiver. The device allow you to view detailed workout history including heart rate, average pace, distance, altitude, speed and calories burned. It has an USB data connection and docking cradle for downloading your speed, lap, exercise time, and heart-rate data into Garmin’s Training Center PC software. What more is you can read a detailed post-workout analysis on the PC with included Training Center software.
Garmin Forerunner 305 GPS Receiver With Heart Rate Monitor-pictures
In term of GPS, the  Garmin Forerunner 305 has a GPS antenna and receiver, which uses an advanced SiRF chip. The GPS these features mainly use for accuracy in recording and tracking your exercise data, however the unit also doubles as a basic navigator.

Obviously, the Garmin Forerunner 305 GPS Receiver is for sport first, then GPS system and lastly is a watch. If you are a serious athlete, than you might need this. Check out the review of this device after the jumps.