Bluetooth Wireless Headphone Bluetooth Wireless Headset closure 💝Bluetooth 5.0: Adopt latest Bluetooth 5.0 technology, faster and more stable pair and connection. Built-in advanced boom microphone and dynamic speaker, provide crystal clear, true sound. Noise cancellation Mic suitable for various environment speaking. 💝Comfortable Wearing: 180°Rotating earplug, three different sizes of ear caps for your left and right ears comfortable fit, lightweight and comfortable enough to be worn for hours at a time. 💝Support one to two connection and auto-reconnect: Pair with the first device, then turn off Bluetooth of the first device and pair with the second device, and then reactivate the Bluetooth connection of the first device to achieve two connection. 💝This product is QC intelligent fast charging Bluetooth headset, charging for 1 minute can talk for about 2 hours, 5 minutes can be filled with 60% of the power, about 25 minutes can be 100% full of Bluetooth headset.