Title Unit Price
Unit Price
CHF 149.00



Corded, boomless stereo headset with active noise canceling

With its boomless corded headset design, hi-fi stereo sound, and all-day comfort, Plantronics Blackwire 7225 helps makes work more productive in open office environments — meeting the needs of office professionals and IT alike.


Audio profilesDynamic EQ for telephony and music
Codecs24-bit audio at up to 96 Khz sample rate
Receive audio performanceActive noise canceling (ANC)
Open microphoneYes
Receive frequency response20 Hz – 20 KHz
Speaker sensitivity127 dB ±1.5 dB
Speaker impedance32 ohm
Speaker size32 mm
Hearing protectionSoundGuard® 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).
Microphone and technologyFour omni-directional microphones 
Microphone frequency response100 Hz – 10 KHz
Microphone sensitivity-26 dBFS +/- 3dB
Weight0.34 lbs/5.5oz/155g
Call controlsCall answer/end, mute, volume
Media controlsMute, play, pause, track forward, back
Voice alertsMute on, mute off, muted, volume maximum, volume minimum, redial, redialing last outgoing call, answering call, noise cancellation off, OpenMic on, OpenMic off
Worldwide Limited Warranty2 years global
Supported applicationsPlantronics Hub for Windows/Mac. Plantronics Manager Pro suites: Asset Management & Adoption, Call Quality & Analytics, Health & Safety