Introducing the Yealink EHS40 Module - HS Electric Call Answering Headset Adapter. This wireless answering machine is perfect for busy professionals who need to multitask while on the phone. With its USB interface and black colour, it is sleek and easy to use with any headset. The Yealink EHS40 Module is compatible with various VoIP business phones/IP PBX systems and is ideal for use in enterprise networking. Its features include wireless connectivity and a hands-free calling option, making it a great addition to any office. This model is perfect for those who need to handle multiple calls at once without missing a beat.