SDW 30 HS is a single-sided headset for all-day wearing comfort with soft leatherette ear providing noise damping. SDW 30 HS is included in SDW 5036 and SDW 5035. A busy light on the headset indicates that you are in a call and helps you to remain undisturbed. To accept a call simply pick up the headset from the desk. Box contents: Single-sided headset with headband, printed Headset Quick Guide, printed safety guide, printed in-compliance leaflet.