Replacement headset Savi 8220 without base. Employees in companies and contact centers today use a variety of devices at work, from PCs to mobile phones and landlines. With the Savi 8200 series headset system, call management is effortless thanks to three connection options that allow you to seamlessly switch between all devices. Connect two of your three devices for collaboration with colleagues or link up to four Savi 8200 series headsets for training or conferences.