The basic way to calculate your maximum heart rate is to subtract your age from 220. For example, if you're 45 years old, subtract 45 from 220 to get a maximum heart rate of 175.
If you have an eighth-inch jack, all you've got to do is plug it into this port and start testing sound. 1  If you have a USB jack on the end of your microphone, most computers will have two or more USB ports on the side, or the back of the computer. 2  Simply plug the USB jack into one of these ports.
Install the video and wireless USB drivers from the installation disk. Plug the small USB dongle into an available port on your laptop or desktop PC. Connect power and plug the audio/video receiver into your external monitor. Adjust the display settings in Windows to mirror or extend your monitor setup.