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  • Audio profiles
    • Dynamic EQ for telephony and music
    • 24-bit audio at up to 96 Khz sample rate
    • Active noise canceling (ANC)
    • Yes
    • 20 Hz – 20 KHz
    • 127 dB ±1.5 dB
    • 32 ohm
    • 32 mm
    • SoundGuard® DIGITAL protects against sound levels above 118dBA; Anti-startle (during calls) detects and eliminates any large sudden increase in signal level; Time-Weighted Average prevents average daily noise exposure from exceeding 85 dBA (enabled by Plantronics Hub).
    • Four omni-directional microphones 
    • 100 Hz – 10 KHz
    • -26 dBFS +/- 3dB
    • 0.34 lbs/5.5oz/155g
    • Call answer/end, mute, volume
    • Mute, play, pause, track forward, back
    • Mute on, mute off, muted, volume maximum, volume minimum, redial, redialing last outgoing call, answering call, noise cancellation off, OpenMic on, OpenMic off
    • 2 years global
    • Plantronics Hub for Windows/Mac. Plantronics Manager Pro suites: Asset Management & Adoption, Call Quality & Analytics, Health & Safety