Flipkart SmartBuy NB321 Wireless with Fast Charge, 42 Hrs Battery Life, Earphones with mic Bluetooth  (Black, In the Ear)

NB321 Wireless ANC has a large 12.4mm dynamic driver that can bring deeper bass and powerful beats. The titanium coating dome can better provide rich audio details at each frequency so that people can feel every audio beat. 45dB Hybrid Active Noise Cancellation combines both FeedForward and FeedBack microphones to maximize the frequency range of noise that can be reduced, performing up to 45 dB. The advanced 3mics AI call captures and amplifies human voice when calling by strengthened AI algorithm on software and 3 mics system on hardware. The caller's voice is clear and can be heard clearly in the noisy environment. Quick Switch lets you switch between paired devices like your phone and laptop. It has 10mins of Ultra Fast Charging that gives 20 hours of Playback time with total playback of up to 30 hours. The IP55-rated internals and design ensure your NB321 ANC stays all-weather-ready. It supports Bluetooth 5.2 and 94ms low-latency dual transmission technology, Whether watching videos online or gaming with friends, the sound is always stable and clear, delivering users a smoother gaming experience.