Lenovo 4XD1T60925 headphones/headset Wireless Head-band Office/Call center USB Type-C Bluetooth Grey

Certification: CB, BQB, CE, TUV mark, UKCA, RCM, EAC, cTUVus, FCC, ICES, WPC, SRRC, SIRIM, KC, IMDA, SDPPI, JRF | AC adapter included: No | Product colour: Grey | Package type: Box | Bluetooth: Yes | Battery voltage: 5 V | Connectivity technology: Wireless | Cable length: 1.3 m | Operating temperature (T-T): 0 - 45 °C | LED indicators: Yes | Weight: 153 g | Package width: 187 mm | Package weight: 554 g | Windows operating systems supported: Windows 10 | Microphone noise-canceling: Yes | Impedance: 16 Ω | USB connector: USB Type-C | Ear coupling: Supraaural | Adjustable headband: Yes | Operating keys: Volume + | Operating keys: Bluetooth pairing | Microphone frequency: 20 - 2000 Hz | Foldable: Yes | Wearing style: Head-band | Colour name: Thunder Gray | USB connectivity: Yes | Pouch: Yes | Package depth: 165 mm | Mac operating systems supported: Yes | Receiver included: Yes | Recommended usage: Office/Call center | Package height: 56 mm | Cables included: USB Type-C to USB Type-C | Product type: Headset | Battery capacity: 640 mAh | Bluetooth version: 5.3 | Wireless receiver interface: USB Type-C | Mobile operating systems supported: Android | Mobile operating systems supported: iOS | Wireless range: 30 m | Driver unit: 2.8 cm | Headset type: Binaural | Headphone frequency: 20 - 20000 Hz | Continuous audio playback time: 50 h | Operating keys: Volume - | Microphone direction type: Unidirectional/Omnidirectional microphone | Headphone sensitivity: 120 dB | Control type: Touch | Total Harmonic Distortion (THD): 3% | Microphone type: Boom/Built-in microphone | Warranty card: Yes | Operating keys: Multi-key | Number of microphones: 5 | Battery recharge time: 2 h | Microphone mute: Yes | Operating keys: Reject call | Operating keys: Microsoft Teams button | Operating keys: ANC control | Operating keys: Answer/end call | Operating keys: Mute