All-round model with an advanced range of features Via its "attention" LED, users are informed of newly received text and voice messages even if they have chosen to reduce the ringing volume. As standard, 12 freely configurable keys are available for team, control and alarm functions. When used together with a headset, the Office 70 is also optimally designed for heavy telephone users, such as call centre agents. Being based on the DHSG standard, the headset can be used to control the volume, as well as to accept and clear down calls.