Refer the user manual below for troubleshooting
Open acoustic design helps you work out safely
18g ultra lightweight design provides ultimate comfort
Two wearing styles - C-shaped stability lock & ear hook clip
Supports Bluetooth 4.1, HSP/HFP/A2DP/AVRCP

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.4 inch
Height : 2 inch
Length : 7.7 inch

Item Weight: 0.8 ounce (View shipping rates and policies)
Shipping Weight: 3.2 ounce (View shipping rates and policies)

ASIN : B01760FFOM