fansmall NB-1092 Wireless Headphone

Advanced Active Noise Cancelling Technology: Enjoy superior sound quality with our BT headphones featuring ANC mode, transparency mode, and normal mode for a pleasant listening experience. Crystal Clear Hands- Calls: Stay connected with friends and family with our hands- microphone that reduces background noise for clear and uninterrupted phone calls. Long-lasting Battery Life: Enjoy up to 45 hours of continuous music playback thanks to the built-in 650mAh lithium battery, perfect for long commutes, travel, or daily use. Portable and Foldable: Easily fold and store your headphones when not in use, making them convenient for on-the-go use and saving space in your bag or luggage. Superior Comfort and Durability: Designed for all-day wear, its comfortable ear cushions ensure a snug fit and long-lasting comfort. Use it whether you're working out, commuting, or relaxing at home. Specifications: Brand Name: Model Number: NB-1092 BT Version: 5.2 Transmitting Distance: 10m/33ft (no obstacle) BT Protocol: HSP, HFP, A2DP, AVRCP Horn Diameter: 40mm Frequency Range: 20-20kHz Speaker Sensitivity: 105dB±3dB Mic Sensitivity: -42dB Impedance: 32Ω Headphone Noise Reduction Value: 30dB±3dB Battery Capacity: 3.7V 650mAh Working Time: about 45 hours (normal mode); about 35 hours (ANC mode) Charging Port: Type-C Material: ABS Color: Silver gray, Black (Optional) Item Weight: Approx. 206g/7.26oz Package Size: Approx. 22.7*20.0*7.0cm/8.93*7.87*2.75in Package Weight: Approx. 710g/25.04oz Package List: 1 * Headset 1 * Charging Cable 1 * Carrying Bag 1 * User Manual