Poly 772K3AA Blackwire 8225 Microsoft Teams Certified USB-A Headset

Compatibility

• Compatible with PCs and desk phones with available USB Type-A port

Color

• Black

Boom mic length (mm)

• 135 mm

Sensitivity (microphone)

• 10 dB SLR

Signal-to-noise ratio

>24 dB

Impedance

• 32 ohm

Cable length

• 63 cm (inline module to headset); 149 cm (USB to inline module); 219 cm (total USB to headset)

Nominal sound pressure level

• 94 dB SPL

Button user controls

• Call answer/end; Mute; Volume +/-; Microsoft Teams; ANC: off, low, high

Headphone type

• On-ear (binaural)

Sensitivity (speaker)

• 6 dB RLR

Microphone type

• Omnidirectional

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 10; macOS

Acoustic protection technology

• Sound Guard Digital