Geemarc Clearsound Amplipower 40 is a hearing aid compatible telephone with oversize buttons that make it very easy to use.Its receiver volume is adjustable, up to a maximum of 40dB, and its pitch can be controlled to match the frequencies that the user finds most easy to hear. Useful features include a visual ring indicator that signals an incoming call, a speakerphone facility and nine one-touch memory keys. It also has a call waiting indicator and three quick dial keys for emergency use.