Keep noise down and productivity up. Stay focused with the Blackwire 8225 corded UC headset.

• Weight: 187 g
• Dimensions (W x D x H): 155 x 32 x 18 mm
• What's in the box: Carrying case; User guide; Headset; USB Type-C® to USB Type-A adapter  

  Poly Blackwire 8225 Stereo USB-C Headset +USB-C/A Adapter (8X223AA)

  Compatibility	Compatible with PCs via USB Type-C® cable or USB Type-C®/A adapter
  Color	Black
  Boom mic length (mm)	135 mm
  Sensitivity (microphone)	10 dB SLR
  Signal-to-noise ratio	>30 dB
  Impedance	32 ohm
  Cable length	63 cm (inline module to headset); 149 cm (USB to inline module); 219 cm (total USB to headset)
  Button user controls	Call answer/end; Mute; Volume +/-; ANC: off, low, high
  Headphone type	On-ear (stereo)
  Sensitivity (speaker)	6 dB RLR
  Microphone type	Noise cancelling
  Speaker bandwidth	200 Hz to 6.8 kHZ (speech mode); 20 Hz to 20 kHZ (media mode)
  Microphone bandwidth	100 Hz to 10 kHz
  Boom mic rotation	280°
  Ear cushions	Artificial leather (surface material)
  Compatible Operating Systems	Windows 11; Windows 10; macOS
  Acoustic protection technology	SoundGuard Digital 1 2
  Dimensions (W x D x H)	155 x 32 x 18 mm
  Speaker size	32 mm
  Package dimensions (W x D x H)	183 x 209 x 55 mm
  Pallet dimensions (W x D x H)	101.6 x 121.9 x 194 cm
  Cartons per layer	10
  Weight	187 g
  Package weight	300 g
  Pallet weight	357 kg
  What's in the box	Carrying case; User guide; Headset; USB Type-C® to USB Type-A adapter
  Manufacturer Warranty	Poly standard two-year limited warranty