Do you have a question about the shokz Loop110 and is the answer not in the manual?
Start with OpenComm turned off. Press and hold the Volume+ button until the LED indicator flashes red and blue.
Press and hold for 2 seconds. LED: Flashes blue rapidly
Click once. LED: Flashes blue every second
Ensure 'Shokz Loop110' is default input/output device in OS audio settings for music or calls.