It provides a continuous reading on the status of the heart which is very reliable during long training duration. Higher end belt strap heart rate monitors can be computer compatible or contain high memory storage capacity that equates to larger room to save data for several days of training. Its main disadvantage on the other hand could be the inconvenience the strap provides on the user. This would free the user of worrying so much about the fit of the strap. Reebok strapless heart rate monitor works by placing your finger on the wrist unit for several seconds. The electronic impulse coming from the finger would be the source of data that the heart rate monitor would use to determine the heart rate. And with the years of experience and effort to create top caliber heart rate monitor, Polar has perfected in answering the needs of every heart rate monitor seeker. The complete line of Polar heart rate monitor today proves that the company is committed in giving every trainer, athlete, and fitness enthusiast the reason to keep on staying active. The wrist unit on the other hand receives any data the transmitter sends. It has the display where the person using it can read his or her heart rate count. The transmitter and the receiver work hand-in-hand to provide an accurate heart rate measurement. And the good thing about this is that the user can have the access real time. This depends on the fabric used. Choose one with soft fabric. This is more comfortable than any other material used on a belt chest. Since training involves a lot of movement, durability should also be considered. Among all the things, you should be mindful that what you need for a belt chest heart monitor is its long service. The transmitter is the one that is worn of the chest. It is also called the chest strap. It transmits the heart rate reading to the receiver which gives the heart rate reading to the user. The receiver is a wrist-worn device. This has several functions and features including the ability to send several exercise data like calorie burned, percentage of fat burned, and more to include time telling.