3.84 ounces

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[AI smart microphone, Stunning sound quality] ivycay U-Air Series wireless earbuds built-in AI algorithm microphone, which will make you every call extremely clear and smooth. 8.0mm sound driver enables the wireless earbud to have bass to 16HZ and the treble to 20HZ, showing the charm of each music!
[Comfortable, Waterproof, Noise reduction] For the ergonomic design, the lightweight earbud has good sound insulation without swelling the ears and it is comfortable to wear and not easy to fall off. IPX8 nano-coated waterproof noise canceling earbuds can accompany you in any weather and venue.

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LED Digital Display & 50H Play Time – The digital LED power display on the outside of the case facilitates easily manage of power, and the 400mAh battery capacity of the charging case provides five full charges for both 40mAh Bluetooth earbuds, each lasting play to five hours on a single charge. hence by taking turns, true wireless earbuds can keep up with your rhythm for 50 hours long.
Easy Pairing – Stereo mode and single earbud mode are available at your choice. Simply take the earbuds (just one or both) out of the charging case, close the case, and then open your phone’s Bluetooth list to search and click “A1”, and the earbuds will connect to your phone.