"[Active Noise Cancelling] - QCY HT03 Bluetooth headphones combined with 3-layer active noise canceling technology can reduce ambient noise by up to 35dB, allowing you to focus on music or conversation in traffic jams, busy gyms, office chats or the hum of airplanes.[4 ENC microphones for crystal clear calls] - With a custom noise cancellation algorithm and 4-microphone ambient noise cancellation technology, the headphones Bluetooth can effectively block out 90% of background noise and make your voice 3 times safer, you will be heard clearly on the other side even in a noisy environment like a subway station.[Smart and Easy Headphones] - Earbuds QCY HT03 ANC automatically connect to your mobile phone when powered on.You can also use QCY APP to activate game mode,transparent mode. rent and configure the popup window. [Charging on the go] - QCY HT03 wireless headphones can last up to 6 hours of playtime on a single charge and another 24 hours in the compact charging case. Provide convenient charging support with no points attached. [Surround Sound Powered by Dynamic Drivers] - The wireless headphones adopt 10mm low-distortion dynamic drivers with built-in high-resolution decoder and AAC/SBC audio encoding technology. It gives you articulate, moving treble and bass with control and clarity. ANC mode: Hybrid ANC technology combined with 3 layers of active noise reduction. 1. The external microphone detects external sounds, eliminates the noise meter, and has the same anti-noise priority. 2. The built-in microphone listens into the ear canal, picks up internal sound to produce noise cancellation again, and removes twice as much noise from the left. 3. Earmuffs can prevent 90% of noise from entering the ear canal. The HT03 ANC wireless earphones offer a private and silent world. Transparent Mode: You can listen to what you want, allowing external sounds to come in so you can hear and interact with the world around you. You can clearly hear the airline or subway announcement and what is being said around you without taking off your headphones. Low Latency Game Mode: Just triple tap the left earbud to turn it on, and you can enjoy lip-sync online video. Hall effect switch: the headphones will automatically turn on as soon as you open the cover. APP QCY: pop-up window, customizable controls, equalizer, volume control. 30 hour battery life: the 600 mAh charging case allows up to 4 recharges. What's included 2 x earphones 1 x USB charging cable 1 x charging case 3 x earplug """