Sennheiser PC 7 USB Headset Wired Headband Office/Call Centre USB Type-A Black

Compatible products: Mac OSX, PC / Soft phone | 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. | Connectivity technology: Wired | Depth: 50 mm | Product type: Headset | Microphone frequency: 90 - 15000 Hz | Storage temperature (T-T): -35 - 65 °C | Microphone sensitivity: -40 dB | Operating temperature (T-T): 0 - 40 °C | Shipping (inner) case length: 8 cm | Wearing style: Head-band | Harmonized System (HS) code: 8518300090 | USB connector: USB Type-A | Cable colour: Black | Recommended usage: Office/Call center | Cable length: 2 m | Headphone frequency: 42 - 17000 Hz | Headphone sensitivity: 95 dB | Weight: 62 g | USB connectivity: Yes | Width: 140 mm | Master (outer) case length: 520 mm | Rechargeable battery: No | Products per master (outer) case: 20 pc(s) | Microphone direction type: Unidirectional | Product colour: Black | Package height: 220 mm | Package depth: 251 mm | Height: 160 mm | Package weight: 173 g | Impedance: 32 Ω | Headset type: Monaural | Ear pad size: 5 cm | Microphone input impedance: 2200 Ω | Master (outer) case packaging type: Carton | Microphone type: Boom | Warranty period: 2 year(s) | Acoustic system: Closed | Driver type: Dynamic | Noise canceling: Yes | Microphone noise-canceling: Yes