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