Physicians Hearing Network

For use in the testing of hearing aids. The test indicates whether the aid is weak and/or distorted. Body aids may also be tested by detaching the ...

Our Best-Selling Hearing Aid Batteries!  Available in four sizes (10, 13, 312 and 675). Each carton contains 40 batteries. 

The lightweight stethoscope provides an easy, instant check of hearing aid performance indiating whether aid is weak or distorted. Body aids may al...