Noise Canceling MicrophonesThis Wireless Bluetooth headset is equipped with high-definition microphones and advanced CVC8.0 noise-canceling technology. The noise-canceling microphone can filter out complex noise without losing any individual call details when you are even in a noisy place.Audifonos Bluetooth allowing you to enjoy high-quality music and clear phone calls wherever. Advanced Bluetooth 5.0 TechnologyThis Bluetooth earpiece can be paired quickly and stably with any Bluetooth device (such as iPhone or Android smartphones, tablets, laptops, MP3 players) 33 feet away without losing signal or music. Support Connect Two phones at same timeTwo phones could be connected at the same time and easily swift between different anytime. Never miss a phone call when watching a video with this wireless earphone. Adjustable & ComfortableThis Bluetooth headphone is designed to fit the left or right ear. The 5mm retractable ear hook and flip boom can rotate and ensure a firm fit. Wearing it for a whole day will not feel uncomfortable. Hands-Free CallingThis Wireless Bluetooth earpiece enables you to activate Siri or Google assistant to operate your phone (for example, make a phone call or play songs). The easy-to-reach buttons allow you to enjoy true hands-free wireless calling, you can answer or end the call by press the power button when you are driving.