Q28S Earbud Operation Tutorial Instructions
<<Adjusting Volume: Tap Once (R/L) ; <<Pause or play: Tap Once (R/L);
<<Previous or next song: Long press 2S (R/L);
<<Voice assistant: Tap 3 times (R/L);
<<Answer a call: Tap Once (R/L);
<<Reject call: Long press 2S (R/L).