Poly Blackwire 3220 Wired Headset  (Over the Ear)

Poly Blackwire 3220 Stereo USB-C Headset + USB-A Adapter POLY SIGNATURE AUDIO QUALITY Enhanced call quality Dynamic EQ optimizes the quality of your voice on calls, and automatically adjusts the EQ settings when you want high-quality sound for listening to music or for multimedia playback. Connectivity options Enhanced connectivity for your devices with a USB-C cord and tethered USB-A adapter. Wearing style Hi-fi stereo wearing style for those who want a richer, more immersive experience. Lightweight design A lightweight metal headband offers durability and a comfortable custom fit. Simple call management Use the intuitive inline controls to answer/end calls, control volume, and mute to simplify call management. Conveniently placed indicator lights provide helpful but unobtrusive user call, mute, and volume status. Optimized for communications platforms An IT manager's dream, this headset was created for communication and is optimized and certified to work with top virtual meeting providers. Compatibility Compatible with PCs via USB/USB Type-C Color Black Boom mic length (mm) 130 mm Sensitivity (microphone) 10 dB SLR Signal-to-noise ratio 24 dB Impedance 32 ohm Cable length 64 cm (inline module to headset); 90 cm (USB to inline module); 154 cm (total USB to headset) Button user controls Call answer/end; Call ignore/on hold; Redial; Mute; Volume +/- Headphone type On-ear (stereo) 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 270 Ear cushions PU leather (surface material) Compatible Operating Systems Windows 10; macOS Acoustic protection technology SoundGuard 1 Minimum dimensions (W x D x H) 155 x 32 x 178 mm Speaker size 28 mm Package dimensions (W x D x H) 178 x 254 x 10 mm Weight 119 g (with cable); 92 g (without cable) Package weight 300 What's in the box 1x Poly Blackwire 3220 Stereo USB-C Headset + USB-A Adapter