Very quickly know which is your left earbud and which is your right earbud. Also test the sound individually on each side of headphone or earphone. You can test this on wireless or wired speaker. Check stereo sound quality using both side of earbuds.

App features :

- Find which is the correct left side earbud or right side earbud quickly.
- Simple & easy to use.
- Check sound quality on individual side of earphone or headphone.
- Works well with both wired or wireless speaker, headphone, earbuds, earphones, etc,.
- Check the stereo sound quality and mono sound quality.
- Also adjust Left/Right Balance.
- Buttons To Play Sound From Left Or Right Side.

A simple test the sound quality on your buds, headphones, etc and figure out which earbud is right and which is left.