Plantronics CS540 Setup Guide With Cisco 7900 Series Telephone and Side Car

When you use a Plantronics CS540 wireless headset with an APC-43 EHS cable and a Cisco 7900 series telephone with side car, follow the setup images below. This setup allows you the ability to answer/end telephone calls wire free up to 350 feet from your Cisco telephone! That means when you step away from your … Continue reading Plantronics CS540 Setup Guide With Cisco 7900 Series Telephone and Side Car