HP Poly Blackwire 3320-M Duo USB-C/USB-A Headset

Poly Blackwire 3320 Stereo Microsoft Teams Certified USB-C Headset +USB-C/A Adapter (8X220AA) On-ear (stereo) USB Type-A; Wired USB Type-C® Omnidirectional Noise and echo reduction; Dynamic EQ optimized; Noise cancellation (NC)   Poly Blackwire 3320 Stereo Microsoft Teams Certified USB-C Headset +USB-C/A Adapter (8X220AA) All tech specs Compatibility Compatible with PCs via USB/USB Type-C®, connects to mobile devices and tablets via 3.5 mm (BW3315/BW3325) and devices that support USB Type-C® Color Black Boom mic length (mm) 135 mm Sensitivity (microphone) 11 dB SLR Signal-to-noise ratio >24 dB Impedance 32 ohm Cable length 65.8 cm (inline module to headset); 145.08 cm (USB to inline module); 217.93 cm (total USB to headset) Nominal sound pressure level 94 dB SPL Button user controls Call answer/end; Mute; Volume +/-; Microsoft Teams Headphone type On-ear (stereo) Sensitivity (speaker) -3.5 dB RLR Microphone type Omnidirectional Sp