Sennheiser PC 3 CHAT Headset Black

Microphone input impedance: 2200 Ω | Storage temperature (T-T): -30 - 65 °C | Package depth: 80 mm | Products per master (outer) case: 20 pc(s) | Product colour: Black | Rechargeable battery: No | Headphone sensitivity: 95 dB | Connectivity technology: Wired | Operating temperature (T-T): 0 - 40 °C | Harmonized System (HS) code: 8518300090 | Acoustic system: Closed | Package weight: 200 g | Product type: Headset | Width: 200 mm | Cable colour: Black | Impedance: 32 Ω | Headset type: Binaural | 2x 3.5 mm connectors: Yes | Microphone frequency: 90 - 15000 Hz | Driver type: Dynamic | Weight: 77 g | Microphone sensitivity: -40 dB | Master (outer) case length: 515 mm | Master (outer) case net weight: 5.2 kg | Depth: 65 mm | Wearing style: Head-band | Height: 195 mm | Recommended usage: Office/Call center | Cable length: 2 m | Microphone type: Boom | Microphone direction type: Unidirectional | Package height: 220 mm | Headphone frequency: 42 - 17000 Hz | 3.5 mm connector: Yes | Noise canceling: Yes | Microphone noise-canceling: Yes | Ear pad size: 5 cm | Master (outer) case packaging type: Carton | Warnings: The product contains batteries which must be disposed of correctly. | Warnings: Do not disassemble or modify the product yourself. | Warnings: Read the user manual before use.