2.3 x 1.83 x 1 inches

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【More Comfortable to Wear】 – The True wireless earbuds contour design has been improved for a better fit and wear. Not fall and not hurt the ears(even for kids),comfortable and continuous enjoyment of music time.
【Clarited Mic and Clear Call】 – The new version of cotogni P3 earbuds had been Improved the clarity of the microphone and the smooth call connection. You can have clear calls with the others. These convenient basic functions meet everyday needs.