Full Range Volume Control (maximum amplification as allowed by law)
True DTMF
Standard Clear Plastic Face Plate With Changeable Graphic Sheet (Customization Available)
Extra Large Super Bright Ring/Message Waiting Indicator
Dual Tone Deep Pitch IC Ringer with 3 levels of control
Constructed of High Impact ABS Plastic
Easy to wipe down, sleek profile, Lite Touch Keypad with No Wear / Non Rub Off keys
Compatible With AC And DC Neon And Some LED Systems
Patented Volume Plus Button designed with features for the hearing impaired aiding 70% of elderly users with high-frequency hearing loss (the Boost Button increases volume range to 27.5db)