Connects To: PC/Mac, mobile, and desk phone. Microsoft Teams version with dedicated Teams button for instant access. Ideal For: Office workers who need freedom to roam, choice of wearing style, and multi-connectivity. Audio Performance: Dual microphones help block out noises for those on the far end of the call. Talk Time & Roaming Range: Up to 5 hours talk time; Easily swap included battery while call is in progress for unlimited talk time. Roam up to 328 ft (100 m) (line of sight).