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Hear every word on any phone, anywhere with the PA-30 Portable Phone Amplifier! This portable telephone amplifier straps onto any standard telephone handset to make your caller's voice louder up to 20 times. The PA-30 is ideal for people with hearing loss or when trying to hear in noisy environments, like public payphones in stadiums, convention halls, shop floors, etc.

The Serene Innovations UA-45 is a universal telephone amplifier that converts virtually any corded home or business phone into an amplified telephone.