Oppo Enco W31 Manual page 2

Overview
Indicator
Function
Button
S
L
The box contains the OPPO Enco W31 True Wireless Headphones, the USB-C
cable, ear tips in three sizes (the Size M ear tips are mounted on the earphones),
the Quick Start Guide, and the warranty card.
Qucik Start Guide
1
English
Secondary
Microphone
Ear Tips
Primary
Microphone
Warranty Card