-28%
Description
Fits Avantree HT3831 and HT381. It installs in place of the original battery.
It helps you hear clearly at your own extra volume while family can sleep. Keep a charged spare on hand so listening stays paired and simple.
Features
Made to Fit
Sized for HT3831 and HT381 for simple setup.
Keep Listening
Swap in a fresh battery to keep using your TV headphones.
Specifications
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Product type: Replacement battery
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Compatibility: HT3831, HT381
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Brand: Avantree






