This type of breeding often results in white pups that may or may not have hearing and / or sight. (sheltierescuetx.org)
The little white pup walks, barks and wags his tail - as lifelike as you can get without being real. (pregnancy-info.net)
As with Pattern White pups, if the excess white does not affect inner ear pigmentationG, they will be able to hear, or have only minimal hearing loss (or possibly only in one ear). (lethalwhites.com)