About this item [NEW Upgraded] Bluetooth 5.3 Technology and Easy Pairing: Wireless headphones adopt advanced Bluetooth 5.3 technology. The latest chip ensures stable connection and fast transmission. You will experience smoother and clearer music playback and calls than ever before without worrying about signal loss or music interruption. These wireless earbuds pair instantly when taken out of the charging case and automatically connect to the last paired device. Get rid of wires, enjoy true wireless freedom. Premium Deep Bass Stereo Sound and Crystal Clear Calls: Bluetooth headphones with dual 13mm low-distortion composite dynamic drivers with high-resolution decoder and three-layer composite diaphragm restore the vivid, detailed sound (boosts bass by 43%). Wireless headphones are equipped with high-quality noise-canceling microphones to passively remove 80% of background noise so that you and the caller can hear each other better. Perfect for video calls or online meetings. Real-time Dual LED Display and 56 Hours Playtime: Digital LED display shows the power level of the charging case and wireless earbuds. When charging the case, the LED light will start flashing from 1 to 100. When you put the wireless Bluetooth earbuds into the case, the wireless earbuds will start charging. Noise-canceling earbuds can last for 8 hours of playtime on a single charge and 56 hours with the charging case. Equipped with USB-C cable, providing you with faster and more stable charging. Mini Ultra-light and Comfortable Fit: The portable charging case is lighter and smaller than others. Weighing only 3g per in-ear headphone and with a superb ergonomic design, our wireless noise-canceling earbuds are suitable for most people in a customized fit, sitting snugly in the ears, providing long-lasting comfort and a secure fit during exercise or sports. IP7 waterproof can effectively prevent sports headphones from being damaged by sweat and raindrops, made for sports/workout/running etc. Sensitive Touch Control and Powerful Compatibility: Touch intelligent design, pressure-free touch, easy to operate. You can easily access various functions without using a mobile phone such as media control and calls, switching to the next or previous track, playing or pausing, and activating siri etc. Get rid of your hands, enjoy your self-absorbed moment! Wireless Bluetooth headphones are compatible with all Bluetooth-enabled devices such as mobile phones, tablets, computers, TV etc.