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Savi 8400 Office Series Wireless DECT™ Headset System

  • Conference up to 4 headsets onto a single base
  • Noise-canceling microphone with close conversation limiting
  • DECT™ security-certified headset


Built for the modern office

Ready for the modern office with an intuitive user interface on the universal base that can connect to almost any Savi headset1. Ensure flexibility for users with the ability to connect from your computer, desk phone or mobile phone.

Be heard clearly

With the Poly Savi 8400 Office series headset system, you can stay focused on your tasks while enjoying crystal-clear conversations thanks to a noise-canceling microphone with close conversation limiting.

Multi-device connectivity

Designed for the modern office with 3-way connectivity, the Poly Savi 8400 office series is the perfect solution for business calls allowing you to stay connected in the office. You can even conference four headsets together with the base for increased productivity.

Untether from your desk

Enjoy the convenience of hands-free calling and a longer roaming range with the Poly Savi 8400 office series. With up to 13 hours of talk time and the ability to roam up to 590 ft/180 m means you can keep the calls going, even away from the desk.2

Poly Lens

Intelligent Insights, Scalable Management

Poly Lens software gives IT teams visibility and control over voice, video, and headset devices. Deploy, configure, update, and get valuable insights from one endpoint or thousands using one scalable platform. Poly Lens makes it simple: no heavy IT lifting required.

Poly Lens App

Designed for You

Get the most out of your Poly devices. Use one convenient app to manage all your compatible devices. Keep software up to date, manage settings, and use the personal health and wellness reminders to keep you focused and energized all day long. With the Poly Lens App, you can customize your devices to work the way you do.

Built for Compatibility

All Poly USB headsets and personal speakerphones are compatible with the most popular voice platforms – we just work. Poly solutions provide excellent audio quality for both you and those on the other end of the call – no matter your platform of choice.

Poly is certified (when offered) with all major communication platforms.


Savi 8400 Office Features


  • Connects to
    • Desk phone, PC and mobile. For PC only connection, see the Savi 8200 UC Series.
    • Up to 13 hours talk
      • Up to 50 hours standby (Savi 8410 and Savi 8420 only)
    • Unlimited talk and standby (Savi 8445)
    • Line of sight
      • Up to 590 ft/180 m
    • Typical office environment
      • Up to 180 ft/55 m
    • 490 mAh (Savi 8410)
    • 700 mAh (Savi 8420)
    • 140 mAh (Savi 8445)
    • Rechargable
    • Replaceable
    • Lithium ion polymer
    • Three hours
    • DECT™ 6.0 and Bluetooth® v5.2 (North America)
    • DECT™ and Bluetooth® v5.2 (Outside North America)
    • Advanced Audio Distribution Profile (A2DP)
    • Bluetooth® Hands-Free Profile (HFP)
    • Bluetooth® Headset Profile (HSP)
    • G726
    • G722
    • Broadvoice32
    • CELT
    • Active noise canceling (ANC) (Savi 8420)
    • Wideband
      • 100 Hz-6800 Hz
    • Multimedia
      • 20 Hz–20 kHz
    • SoundGuard DIGITAL* protects against sound levels above 118dBA
    • G616 anti-startle (during calls) detects and eliminates any large sudden increase in signal level
    • Time-weighted average prevents average daily noise exposure from exceeding 85dBA*
      • *Requires Poly Lens software to enable SoundGuard DIGITAL features.
    • Noise canceling with close conversation limiting
    • Savi 8410 (Mono): 115 g /4.05 oz
    • Savi 8420 (Stereo): 160 g/5.64 oz
    • Savi 8445 (Convertible): 21 g/.74 oz (over-the-ear)
    • Call answer/end
    • Mute
    • Volume +/-
    • ANC on/off (Savi 8420)
    • Power on/off
    • Works with Savi 8400/Savi 8200/Savi 7400/Savi 7300 Series headset tops
    • Conference up to 4 headsets
    • Color display for audio control settings
    • Scroll Wheel
    • Back Button
    • Microsoft Teams Button (Microsoft Teams version only
    • PC/Desk phone/Bluetooth® selector buttons
    • Multiple voice prompts
    • Cloud: Poly Lens service*
    • Local (Windows/MAC OS): Poly Lens Desktop App*
      • *Some solutions sold separately.
Data Sheet


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Savi 8400 Office Data Sheet

Learn about the features and benefits and technical specifications of the Savi 8400 Office.

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1. Does not connect to the Savi 7200 headset

2. Line of sight from computer