Clarity's HA40 - Portable Telephone Handset Amplifier featuring Clarity® Power™ technology makes telephone conversations not only louder, but also clearer and easier to understand.
In-line telephone amplifier and is battery-powered. Phone amplifier with slide controls for both volume and tone, providing up to 40-decibels of amplification for telephone users with hearing loss. The tone selector amplifies specific frequencies for optimum speech clarity and distinction between similar sounding words, allowing users with a hearing loss to customize the assistive listening device.
The HA40 has a special boost button to maximize amplification while blocking out feedback and background noise. The HA40 is compatible with most home and office telephones and is easily connected between handset and phone base. The HA40 uses a 9V battery (included), and is a great secondary or backup amplifier for amplifying a telephone at home, work or travel.
Note:
Works with any phone where the handset is separate from the keypad
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