$20 ones work. But the person on the other end hears
allot of background noise. Whereas with the blue parrot the person on the other
end hears absolutely nothing but the person talking.
Every driver in our fleet used them and they can talk with the
windows down and radio on. And we can't hear any
of the wind noise or radio.
Also they are very comfortable to where all day and battery life is
16hrs on a charge.