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