Lenovo Yoga Headset Wired & Wireless Head-band Bluetooth Cream, White

Weight: 214 g Certification: TUV/CB; CE/RED; CEC; DOE; Nrcan IC; ETA; SDPPI; SIRIM; NTC; IMDA; FCC; JRF; ICASA; NCC; KCC; TRA; SRRC Product type: Headset Cable length: 1.3 m Product colour: Cream, White Wearing style: Head-band Colour name: Mica Headset type: Binaural Detachable cable: Yes Package weight: 785 g Package width: 232 mm Wireless range: 10 m Bluetooth: Yes Connectivity technology: Wired & Wireless USB connectivity: Yes Bluetooth version: 5.0 Battery type: Built-in battery Battery operated: Yes Battery capacity: 800 mAh Harmonized System (HS) code: 85183000 Microphone type: Built-in Number of microphones: 4 Impedance: 32 O Headphone sensitivity: 111 dB Ear coupling: Supraaural Driver unit: 4 cm Headphone frequency: 20 - 20000 Hz