You can always enjoy stable, natural and quality calls indoors or outdoors. No ambient message will be missed while you can enjoy your music. Select a suitable mode based on your location for a better noise-free experience. You can adjust noise cancelling mode level via APP: Indoor, Commuting, Boosted and Anti-wind noise. Delivers music with exceptional clarify and extended treble. Synthetic protein leather ear pads combine with slow spring memory foam for exceptional wearability with less pressure on your ears. It's so comfortable that you don't need to take a break from your favorite music. With a 3.5mm audio cable, this wireless headset can be a wired as well. ・Hi-res available only when connected with an AUX cable. ・The headphones will disable ANC, microphones and touch control function when enter wired mode. Bluetooth 5.4: Built-in Bluetooth 5.4 chip realizes lossless audio decoding, 80% more connection signal, no need to worry about music/phone disconnection. Hi-Res Audio: Pioneering 40mm diaphragm drivers produce clear, bright sound with strong bass. With the Hi-Res Audio, QCY H3 features a frequency response range of 40KHz, revealing every audio detail. Hybrid Active Noise Cancellation: The Active Noise Cancellation depth can reach 43dB, effectively reducing environmental noise by 90%. 60-Hour Playtime: The QCY H3 Bluetooth headset has a battery life of 60 hours and a standby time of up to 300 hours. Listening to music all day without worrying about running out of electricity. Wired/Wireless connections: H3 headphones support Bluetooth connection and 3.5mm audio cable connection. (Tip: The Hi res audio sound effect only exists when using an audio cable connection.) Connect 2 Devices: QCY H3 over ear headphones can connect to 2 devices simultaneously, allowing you to watch movies on TV while answering calls without switching. Easy to Carry: This earphones can be folded to the size of the palm of the hand. Very lightweight, easy to carry and go out. How to achieve the dual device connection? Connect headset to Device A then turn off its Bluetooth and the headset will auto turn connectable(LED blinks red and blue?. On Device B, search QCY H3 and tap to connect. Once again turn on Bluetooth on Device A and connect it to the headset. What kind of device is H3 suitable for? As long as your device is Bluetooth-enabled with version 4.0 or above. What is your quality gurantee? QCY H3 noise canceling headphones offer 12 months gurantee and 30 days free return. Any problems pls let me know. We will solve it within 24 hours. We care for your ears. Visitar Tienda Visitar Tienda Visitar Tienda Visitar Tienda Q stands for quality, C stands for creative, and Y stands for youth. QCY is committed to creating technological and creative intelligent electronic products, including true wireless series, noise reduction series, game series, etc. At present, our marketing outlets have spread in more than 30 countries and regions around the world such as North America, Europe, Southeast Asia, etc.