Plantronics announced the launch of Calisto 3200 and Calisto 5200 portable, personal speakerphones for personal computer (PC) and mobile devices. With 360-degree audio in a compact device, the new Calisto 3200 and Calisto 5200 share a simple plug-and-play design so individuals or groups of people can have a professional audio conferencing experience, from any room or remote location. Continue reading Plantronics Launches New Calisto Portable USB Speakerphones →