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What does a “T3” or “T4” on the label mean?

April 26, 2017Label mean T3 T4

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What does a “T3” or “T4” on the label mean?

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“T” refers to the device’s telecoil coupling ability, and means the device is intended for use with hearing aids in telecoil mode. The higher the “T” rating number on the device, the more likely you will be able to use the device with your hearing aid on the telecoil setting.