Krown StarPlus45 amplified corded phone50dB Incoming sound gain2-Way speakerphoneLarge high contrast buttons (black buttons with white numbers)Hearing aid compatibleMulit-language capabilityLarge visual display with backlightCaller ID, call waiting caller IDCall reviewMemory for 50 missed calls and 50 answered callsLast 10# redialVIP alert and displayName tagging functionClock, calendar, and time functionsSave, edit, delete, call back functions12# Speed dialLighted keypad3 Emergency buttonsAdjustable incoming volumeTone/volume controlSuper bright ring flasherAdjustable ringvolumeT-coil compatibleHold on musicRedial/pause/flash/holdTone selector for adjusting sound clarityVoicemail waiting indicationCall waiting indicationAuto/normal switch (automatically turns on the amplifier for the incoming/outgoing voice volume when using the handset)Missed call indicationWall mountableAnti-feedback filterSupport power outage and no battery backup: 10dB2 RJ11 modular telephone jacksDynamics noise reductionBox dimensions: 12.25"L x 10.25"W x 2.75"D1 Year manufacturer's warrantyWhiteKRNSP45