Dohm Classic Sound Machine Color:White HDS (Hi-Definition Sound) technology makes

HDS (Hi-Definition Sound) technology makes every word clear and intelligible

Fit most brands of Acoustic Immittance Instruments

Just plug your home phone or park your cell phone into the sensor/transmitter and set it to 'vibrate'

Comes with dual 3

Firm Consistency - ideal for deep canal impression and custom earmold work

Dohm Classic Sound Machine Color:White HDS (Hi-Definition Sound) technology makesThe Dohm Classic, originally developed back in 1962, and also known as the Marsona Dohm DS Sound Screen, features the signature fan based natural white noise with two speed options for adjustable tone and volume. Just plug it in, flip the switch to high or low, then rotate the cap and collar to find the best sound for you. Features Fan based white noise 2 speed adjustments Adjustable tone 7 foot 120V AC power cable To adjust, simply flip the switch