Sennheiser PC 3 CHAT Headset Black

Master (outer) case length: 515 mm | Connectivity technology: Wired | Acoustic system: Closed | Weight: 77 g | Height: 195 mm | Operating temperature (T-T): 0 - 40 °C | Product colour: Black | Storage temperature (T-T): -30 - 65 °C | 3.5 mm connector: Yes | Microphone sensitivity: -40 dB | Master (outer) case net weight: 5.2 kg | Microphone type: Boom | Microphone input impedance: 2200 Ω | Products per master (outer) case: 20 pc(s) | Microphone direction type: Unidirectional | Headset type: Binaural | Package depth: 80 mm | Headphone sensitivity: 95 dB | Cable length: 2 m | Package height: 220 mm | Package weight: 200 g | Harmonized System (HS) code: 8518300090 | Wearing style: Head-band | Product type: Headset | Rechargeable battery: No | Recommended usage: Office/Call center | 2x 3.5 mm connectors: Yes | Microphone frequency: 90 - 15000 Hz | Driver type: Dynamic | Width: 200 mm | Cable colour: Black | Headphone frequency: 42 - 17000 Hz | Depth: 65 mm | Impedance: 32 Ω | Ear pad size: 5 cm | Master (outer) case packaging type: Carton | Microphone noise-canceling: Yes | Noise canceling: Yes