Description This Wireless Earbud is equipped with one-step pairing technology. It is lightweight, detachable, and comfortable to wear. With v4.1 and true wireless stereo, clear bass sound quality. In a matter of seconds, you are in your euphonic music world. Features - Function support: power display, voice control, call function, support music, multi-point connection, NFC function. - With v4.1 and true wireless stereo, clear bass sound quality. - In-ear polyphonic noise reduction technology that eliminates some ambient noise and echo. - It is lightweight, detachable, and comfortable to wear. - Warn tips: This product can only be sold for one piece, not 1 pair. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Specifications - Color: Skin-color. - Material: ABS. - Size: 13 x 7 x 3cm. - Battery capacity: 60mAh - Talking time: 5 hrs. - Listening time: 6 hrs. - Charging time: 2 hrs - version: V4.1 - Transmission distance:about 10 meters/32.81 feet