Lenovo 4XD1M45627 headphones/headset Wired Head-band USB Type-C Black

Warranty period: 2 year(s) Operating temperature (T-T): -20 - 70 °C Weight: 148 g Mac operating systems supported: Yes Windows operating systems supported: Yes Headset type: Binaural Product colour: Black Wearing style: Head-band Product type: Headset Control type: Buttons Volume control: Button Control unit type: In-line control unit Cable colour: Black Package depth: 228 mm Package weight: 415.5 g Package height: 75 mm Package type: Box Warranty card: Yes Quick start guide: Yes USB connectivity: Yes Connectivity technology: Wired USB connector: USB Type-C Microphone noise-canceling: Yes Microphone type: In-line Impedance: 2200 Ω Driver unit: 3.2 cm Total Harmonic Distortion (THD): 5% Headphone frequency: 20 - 20000 Hz Headphone sensitivity: 86 dB Certification: CB, CE, FCC, ICES, RCM, KCC