Poly (Plantronics) Savi 8245-M MS USB-A wireless convertible headset with unlimited talk time. Certified for Microsoft Teams.  Package with an extra battery so you can talk non-stop, without interruiption.  Poly Savi 8245M allow up to 300 feet of wireless range. Comes with 3 different wearing styles (over-the-head, over-the-ear, behind the neck) all included. 

Key Features:

• Microsoft Teams Certified
• Unlimited talk time with an extra hot swappable battery (included)
• D200 USB-A adapter included
• Also compatible with all major UC softphones from Avaya, Cisco, IBM, etc
• DECT 6.0 technology provides better audio; eliminates interference from Wi-Fi networks
• Wide band HD sound
• Noise-canceling microphone
• super light weight (only 21g)
• 3 wearing styles (all included):
  • Over-the-ear, discrete
  • Over-the-head, for enhanced stability
  • Behind-the-head, ultra-discreet without sacrificing stability
• 590 feet range from your PC, line of sight. (200ft in a typical office)
• Call control from the headset: answer/end, vol+/-, mute and flash, switch between softphones.
• Protection against audio noise spikes from the line
• Conference up to 3 additional Savi headsets for improved call efficiency

Old Poly part # 211203-01

New HP part # 7W6B6AA#ABA

For more information, see Plantronics Savi 8245 UC datasheet