This is the audio exerpt of ʏ spoken within a word. It may sound a little short or unclear, but that's exactly how it's in the real context. For more details, read the below explanation of pronunciation and listen example words that contain ʏ by pressing the word buttons.
1. Open your mouth for about 25%.
2. Round your lips.
3. Slighly retract your tongue to create a little distance between its tip and your bottom teeth.
4. Push air from lungs while vibrating vocal cords.