Call Center Telephone with Headset, MCHEETA Phone with Noise Cancellation Headset and Dialpad Flexible Rotation Arm:  Microphone arm can rotates by 330 degrees freely, wearing on either ear. And the headphones is scalable, suitable for all of you. Noise Cancellation Microphone:  Noise cancellation sponge, which can get superior quality sound and get rid of 90% noise so as to perfectly and truly present the sweet voice of the telephone operator. FSK/DTMF Caller ID Display:  The phone number will be displayed when the phone rings. You could decide the dialer is ring or silent to avoid some embarrassment. Space saving: The headphone can be hung on the bracket, convenient to place. Liberate your hands:  no longer need to pick up the handle to answer the phone, lets your hands free.