tws wireless headphones bluetooth 5.1 earphones headset sports 3d stereo sound music 3rd generation semi-open in-ear earbuds for all smartph

1. we don't refund full if the partial items is damaged in delivery due to some objective matter. but we can accept a partial refund for compensating the damaged part. 2. if the product has quality problems, you can take pictures and vedio to us. when we confirm it , we will give you a satisfactory solution and refund you the damaged part. 3. we do not accept any refund without no reason..syi