Seneo Dialpad with Headset, Call Center Telephone Tone Dial Key Pad with Noise Cancellation & REDIAL FSK/DTMF caller ID display, automatic checking. 30 incoming, 5 outgoing number memories. 2digits PABX code setup, 32 digits pre-dial and edit Comfortable headset provides all day comfort, clear voice. Scrolling Volume wheel, gradually adjust to a perfect volume for your ear.