Poly Encorepro Hw520 Wired Headset Eanda Binaural Headphones

Key features boom mic length: 135 mm microphone sensitivity: -40 +/-3 db signal-to-noise ratio: >50 db cable length: 78.5 cm headphone type: on-ear (stereo) microphone type: omnidirectional speaker bandwidth: 20 hz to 10 khz microphone bandwidth: 20 hz to 16 khz boom mic rotation: 290° ear cushions: artificial leather (surface material) compatible os: windows 11; windows 10; macos acoustic protection technology: soundguard digital dimensions (w x d x h): 11.1 x 14.9 x 6.7 cm speaker size: 5.6 mm package dimensions (w x d x h): 137.9 x 178.05 x 54.6 mm pallet dimensions (w x d x h): 101.6 x 121.9 x 167.6 cm system requirements: usb type-a port; usb type-c port what's in the box: headset warranty: poly standard two-year limited warranty