Poly signature audio quality Experience the high-quality audio you expect from Poly with a headset that offers PC wideband, a noise-canceling mic, and hi-fi stereo sound options. Dynamic EQ optimizes call quality and automatically adjusts the settings for listening to multimedia. Advanced connectivity Ideal for managing calls on your PC, mobile phone, or tablet combined with the comfort and durability of a corded headset for greater flexibility. Long-lasting comfort and portability Relax while you talk knowing your headset is secure- lightweight metal headband offers durability plus a custom fit. Leatherette ear cushions fold flat for easy portability. 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 Type-C®️ cord and tethered USB-A adapter. Wearing style Monaural wearing style for those who prefer to leave one ear open. 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®, connects to mobile devices and tablets via 3.5 mm and devices that support USB Type-C® Color Black Boom mic length (mm) 130 mm Sensitivity (microphone) 10 dB SLR Signal-to-noise ratio >24 dB Impedance 32 ohms 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/ignore/end/hold; Redial; Mute; Volume +/- Headphone type On-ear (monoaural) Sensitivity (speaker) 0 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 Foam (surface material) Compatible Operating Systems Windows 11; Windows 10; macOS Acoustic protection technology SoundGuard 1 Dimensions (W x D x H) 155 x 32 x 178 mm Speaker size 28 mm Package dimensions (W x D x H) 185 x 56 x 207 mm Weight 97 g (with cable); 64 g (without cable) Package weight 300 g Minimum System Requirements USB Type-A port; USB Type-C® port What's in the box Headset; USB Type-C®️ cable; USB Type-C® to USB Type-A adapter Manufacturer Warranty Poly standard two-year limited warranty