When people have trouble with true wireless audio of Skullcandy Sesh True Wireless Earbuds, it's usually because of Bluetooth pairing. If you can't get Sesh to pair to your device or the buds to pair together,
Follow the instructions on how to Sesh True Wireless Earbuds tp Troubleshoot Pairing
here's how to reset and resolve your pairing issues. Place your sesh earbuds in the charging case.
Turn off Bluetooth mode on your device, and remove Sesh from your device. If you don't know how to turn it off follow the link for Android or if you're using iPhone follow the next link.
Now you have to do Is paired lists power on only your left earbud. By removing it from the case, it will be in a non-connected state. At this point, press the button six times.
The LED on the earbud will flash red. Then the earbud will automatically power off and reset. Place the left earbud back into the case. Now repeat those same steps with only the right earbud. Start by removing both earbuds from their case to power them on and begin pairing. You'll hear one beep indicating that the buds have paired together. The LED on the left bud will begin flashing red and blue, indicating that it has entered pairing mode and is searching for your device.
At this point, turn your device's bluetooth mode back on and repair to Sesh. You'll hear a voice prompt notify you that both of your earbuds are now connected.