EPOS | SENNHEISER ADAPT 230 Headset Wireless Headband Bluetooth Office/Call Centre Black

Battery voltage: 3.7 V | Recommended usage: Office/Call center | Wireless range: 20 m | Operating keys: Volume - | Bluetooth: Yes | Battery technology: Lithium-Ion (Li-Ion) | Harmonized System (HS) code: 85183000 | Operating keys: Mute | Battery type: Built-in battery | Connectivity technology: Wireless | Volume control: Digital | Operating keys: Volume + | Driver type: Dynamic | Headset type: Monaural | Operating keys: Multi-key | Sound pressure level (max): 118 dB | Products per master (outer) case: 40 pc(s) | Master (outer) case length: 54.3 cm | Battery operated: Yes | Charging source: USB | Wearing style: Head-band | Cables included: USB Type-A to USB Type-C | Battery capacity: 205 mAh | Pouch: Yes | Standby time: 300 h | Microphone frequency: 100 - 8000 Hz | Control type: Buttons | Continuous audio playback time: 27 h | Receiver included: Yes | Package weight: 160 g | Product type: Headset | Wireless receiver interface: USB Type-A | Headphone frequency: 20 - 20000 Hz | Folding microphone: Yes | Magnet type: Neodymium | Package height: 60 mm | Microphone type: Boom | Safety sheet: Yes | Quick start guide: Yes | Quantity: 1 | Product colour: Black | Package depth: 160 mm | Microphone noise-canceling: Yes