Plantronics Blackwire 7225 ANC USB-C Stereo Headset - White - Codecs: 24-bit audio at up to 96 Khz sample rate - Receive audio performance: Active noise cancelling (ANC) - Receive frequency response: 20Hz 20KHz - Speaker sensitivity: 127dB 1.5dB - Speaker impedance: 32ohm - Speaker size: 32mm - Microphone and technology: Four omni-directional mics - Mic frequency response: 100Hz10KHz - Microphone sensitivity: -26 dBFS +/- 3dB - 211155-01 - 2 Years Limited Warranty

Manufacturer Warranty: 2 Years Limited Warranty

Manufacturer Contact Info: https://www.poly.com/au/en,

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.