QCY T11 True Wireless Earbuds with 4 Mics Noise Cancelling, in-Ear Detection Headphones Bluetooth 5.1, Deep Bass, App Customize, Touch Control, Type-C, 35H Paytime Earphone for Workout

User Manual - Page 53

For T11.

PDF File Manual, 82 pages, Read Online | Download pdf file

T11 photo