Clarity Professional® XL40™ Amplified with Speakerphone is amplified to 50dB for moderate to severe hearing loss. Has separate volume and tone controls and DCP™ technology to make conversation not just louder, but clearer. The amplifier can be set to turn on automatically or at the touch of a button when you lift the handset. With an amplified speakerphone, an audio jack for neckloop, headphones or cochlear implant, and a 2.5mm headset jack, the listening options are many. It is hearing aid compatible and has 12 memory buttons for one-touch dialing, flash, hold and redial buttons. Ringer volume and tone are adjustable and the red bar at the bottom lights up when the phone rings. Wall mount or sits on a desk. Battery back-up for memory settings. Jack for bedshaker for nighttime alerting (bedshaker sold below). One year warranty.