Set up and use your BeatsX earphones - Apple Support
Beats Flex Wireless Earbuds – Apple W1 Headphone Chip, Magnetic Earphones, Class 1 Bluetooth, 12 Hours of Listening Time, Built-in Microphone - Black : Amazon.sg: Electronics
Set up and use your Beats Flex earphones - Apple Support
How to Manually Enter Pairing Mode on Beats Flex? - YouTube
How To Pair Beats Earbuds (Android, iOS, macOS, Windows)