Sonic Alert PAMP40 Telephone Amplifier with Boost Type: Accessories
Incoming sounds are amplified up to 30dB (decibels) and the ""boost"" button adds another 10dB. PAMP-40 Features: Telephone Amplifier, Volume / Tone Control w/ Up To 40dB Gain, Booster Button, Automatic Detection Of Best Frequencies, 99 Compatible w/ Modern Telephones, Automatic ON/OFF Voice Detection w/ VOIP Phone Capability, Simple Connection, Light & Portable, Sleek Modern Design"
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