EPOS | SENNHEISER IMPACT DW Pro 1 USB ML - EU Headset Wireless Headband Office/Call Centre Black, Silver

Headphone frequency: 150 - 6800 Hz | DECT connectable: Yes | Harmonized System (HS) code: 85183000 | Acoustic system: Open | Safety sheet: Yes | Wearing style: Head-band | Master (outer) case length: 385 mm | Headset type: Monaural | Master (outer) case gross weight: 8.33 kg | Auto power off: Yes | Ear pad size: 5 cm | Microphone frequency: 150 - 6800 Hz | Base station colour: Black | Magnet type: Neodymium | Battery operated: Yes | Microphone type: Boom | Microphone direction type: Bidirectional microphone | Base station: Yes | Cables included: USB | Product type: Headset | Frequency band: 1.88 - 1.9 GHz | Package type: Box | Noise canceling: Yes | Package height: 160 mm | Operating relative humidity (H-H): 20 - 85% | Standby time: 100 h | Storage relative humidity (H-H): 20 - 95% | Microphone noise-canceling: Yes | Quick start guide: Yes | Weight: 65 g | Products per master (outer) case: 8 pc(s) | Connectivity technology: Wireless | Recommended usage: Office/Call center | AC adapter included: Yes | Product colour: Silver | Storage temperature (T-T): -20 - 70 °C | Wireless range: 180 m | Product colour: Black | Rechargeable battery: Yes | Package depth: 165 mm | Optimized for: UC | Operating temperature (T-T): 5 - 45 °C | Battery recharge time: 1 h | Microphone mute: Yes | Package weight: 920 g | Battery technology: Lithium Polymer (LiPo) | Talk time: 12 h