Future Call FC-4357

Amplified Big Button Corded Phone Amplified Volume - Up To 40dB Hearing Aid Compatible Speakerphone w/ Volume Control 2 Programmable One-Touch Emergency Buttons Easy-To-See Oversized Keypad Buttons Music On Hold Compatible 10 Station Speed Dial Bright Neon Visual Ringer Wall Mountable/Mount Included No Power Adapter Or Batteries Required More Features: - Earpiece Volume Control - 3-Level Ringer Volume Control - Hold Button - Redial - Flash One-Touch Red 911 Emergency Button FCC Approved Store On / Off Switch Prevents Data Accidentally Being Erased or Changed

Receiving Tone Gain +/-10dB Speech Volume Gain +/-3dB