Yealink UH34 Teams Certified Noise Cancelling Mono Headset - Black

product details the yealink uh34 teams-uh34-m is a wired monaural headset that offers a lightweight form factor that is comfortable to wear, even for an entire workday. It is suitable for workers who spend a lot of time wearing headsets for voice communications. Provided with yealink usb connect software and yealink device management platform/cloud service, you are easy to check the device information and upgrade the firmware of one or multiple uh34/uh34 lite headsets. The yealink uh34 is built for comfort with soft ear cushions and ultra-lightweight materials. It is 10%~30% lighter than other headsets in the same range. product features ⊢ plug-and-play ⊢ hd voice/wideband speaker performance ⊢ noise-canceling microphone and passive noise cancellation ⊢ activeprotection technology safeguards users from acoustic injury ⊢ integrated led indicator and warning tone ⊢ 330° bendable boom arm for easy adjustment without breaking  specifications  general - headset cable length: 1.2 m (from headset to call control unit) - usb cable length: 0.9 m (from call control unit to usb plug) - supported operating systems: microsoft windows¾ 7/8/8.1/10, apple mac os - colour: black - weight: uh34 dual: 118 g - storage temperature: -30 °c to +70 °c - operating temperature: -10 °c to +50 °c microphone - microphone type: uni-directional ecm - microphone frequency response range: 100 hz-8 khz - microphone bandwidth: wideband - microphone sensitivity: -44.0 db re. 1 v/pa speaker - speaker size: 28mm - speaker sensitivity: 93 db spl @1 khz - speaker frequency response range: 20 hz-20 khz - speaker impedance: 32ϩ, @1.0 khz - speaker input power: max 10 mw - speaker bandwidth: wideband easy call management - answer/end/reject/hold a call - volume up/down - microphone mute - redial last outgoing call