The parent unit contains a 5 - level sound indicator graphic bar so you can see the noise level in your baby's room visually even while the parent unit is low or muted. (sweetmomsblog.com)
Does your resume include sound indicators of your probable future performance? (aneliteresume.com)
The five - level sound indicator helps you check on your baby without having to increase the volume of the parent unit. (omaby.com)