The ALE EHS300 Wireless Headset Adapter, enabling Electronic Hook Switch Control (EHS) for your ALE M3/ M5/M7/H6 DeskPhone, allows you to remotely control your calls through a compatible Jabra, Poly/Plantronics or EPOS/Sennheiser wireless headset. With the plug-and-play ALE EHS300 adapter and the cable provided, you can answer/end calls when you are away from the desk. FEATURES • Supporting the ALE M3/M5/M7/H6 DeskPhone • Plug and play • Answer/end incoming calls remotely through a wireless headset • Compatible with Jabra, Poly/Plantronics, and EPOS/Sennheiser wireless headsets