The respiration rate is the number of breaths a person takes per minute. The rate is usually measured when a person is at rest and simply involves counting the number of breaths for one minute by counting how many times the chest rises.Respiration rates may increase with fever, illness, and with other medical conditions.trength of the pulse. The normal pulse for healthy adults ranges from 60 to 100 beats per minute. The pulse rate may fluctuate and increase with exercise, illness, injury, and emotions. Females ages 12 and older, in general, tend to have faster heart rates than do males.
A: A wireless microphone works by using a wireless transmitter, which is incorporated into the microphone or attached to a body pack transmitter. The battery-operated wireless transmitter includes an antenna for broadcasting sounds.
Microphone in smartphone is a mic of your phone. which records all the sound + noise from your surrounding and are stored in your phone. which is then transmitted to other user if it is voice call or video calling.