The Ameriphone HA40 Portable Telephone Handset Amplifier featuring Clarity® Power™ technology makes telephone conversations not only louder, but also clearer and easier to understand.

Features:

• Clarity® Power™ technology
• Increases incoming sounds up to 40 decibels
• Adjustable incoming volume control
• Adjustable tone control (600-2400Hz)
• Boost button allows for even more amplification and eliminates background noise and feedback by muting the microphone in the handset
• Connects easily between handset and telephone base
• Turns on automatically when you lift the handset
• Compatible with most home and office telephones with modular handset cords
• Cannot be used with telephones with dialing pads in the handset
• White