Krown Inline Telephone Amplifier,2"W (5.08cm) x .9"L (2.28cm) x 3.5"H (8.89cm),Each,K-ILAX35Price: USD49.99 Krown Inline Amplifier converts telephone into an amplifier telephone, increasing volume by 35 times. It not only increases incoming receiver volume by 35 times, it also adjust the high-frequency sounds to a desired listening level. Connects easily between the phone base and handset.Other products from H e a l t h P r o d u c t s F o r Y o u |