POLY EncorePro 545 USB-A Convertible Headset

Windows operating systems supported: Yes | Package weight: 170 g | Package width: 190 mm | Weight: 32 g | Connectivity technology: Wired | Cable length: 2.18 m | Product colour: Black | Signal-to-Noise Ratio (SNR): 53 dB | Control type: Buttons | Microphone sensitivity: -40 dB | Package height: 175 mm | Operating keys: Volume - | Mac operating systems supported: MacOS | Height: 67 mm | Operating keys: Answer/end call | Width: 111 mm | Microphone type: Boom | Cable colour: Black | Recommended usage: Calls/Music | Operating keys: Mute | Operating keys: Volume + | Headset type: Monaural | Volume control: Button | Wearing style: Head-band | USB connector: USB Type-A | USB connectivity: Yes | Depth: 149 mm | Ear coupling: Supraaural | Package depth: 32 mm | Microphone frequency: 35 - 21000 Hz | Control unit type: In-line control unit | Cables included: USB Type-A | Foldable: Yes | Cables included: USB Type-C | Product type: Headset | Ear pad material: Leatherette