Jabra LINK 14201-10 enables remote Electronic Hook Switch Control (EHS) with Jabra wireless headset and a wide range of phone models from Aastra, Agfeo, Auerswald, Funkwerk, Innovaphone, Siemens, Snom, Swyk, Deutsche Telecom, Tiptel and Ipitomy (see Jabra compatibility overview or consult your Jabra sales contact for the right solution). Once installed, employees can control their call directly from their Jabra wireless headset up to 450 ft away from their desk. Specifications: Hear ring tone in headset Answer and end calls Adjust the volume Mute the microphone