Batteries Size 13
TETRA Hearing™ devices use a similar chip and digital noise reduction that you would pay $5,000 for in hearing aids. TETRA devices give you a premium hearing experience, but feel like wearing nothing at all.
One pack of 6 size 13 batteries. Fits TETRA Hearing™ CustomShield.
30 Day Guarantee
You'll love your new TETRA Hearing™ devices or you'll get your money back. Try them for 30 days, risk free.