The Plantronics Savi 8210 Office (207309-01) is a professional monaural DECT 6.0 wireless headset system built for enterprise, contact center, and hybrid office environments. A single desktop base connects your PC, desk phone, and mobile phone simultaneously for seamless one-touch call management. Ideal for call centers, hybrid office users, and multi-device professionals who need secure all-day wireless freedom. Key benefits: (1) DECT 6.0 on the dedicated 1920-1930 MHz spectrum, a separate band from WiFi networks that helps reduce signal congestion; (2) 3-way connectivity via USB-A to PC, RJ-9 to desk phone, and Bluetooth 4.2 to mobile; (3) noise-canceling boom microphone with close conversation limiting and SoundGuard DIGITAL hearing protection; (4) user-replaceable 490 mAh battery for up to 13 hours of talk time. Roam up to 590 feet line-of-sight or approximately 180 feet in a typical office. Compatible with Cisco, Avaya, Microsoft Teams, and Skype for Business. Manage settings and firmware via the free Plantronics Hub software.