Guest review by Jim Dicker, Ironman Triathlete
NB639 Fitness Evolved Headphones
Company: iHome Audio
iHome’s New Balance Heart Rate Monitor and Pedometer, officially called NB639 Fitness Evolved Headphones, comes with earbuds, a combination heart rate monitor/pedometer/chronograph, and a USB dongle that uploads data and recharges the heart rate monitor. The monitoring device must be connected to an iPod or other MP3 player. Also included in the package is a CD containing the user manual and the installer for the Internet based Heart Balance software that stores and graphs the uploaded data. The NB639 retails for $99.99.