High-resolution sound on streaming services allows you to fully appreciate the rich tones and emotional nuance of your music. However, as headphone ports disappear on smartphones, it makes it increasingly difficult to use wired earphones that deliver high quality sound, and people experience the limitations of wireless transmission and slow response speeds. Music lovers who wish to enjoy true high-quality Hi-Fi sound rather than what is currently being delivered by smartphone wireless standards and computers' built-in sound cards are becoming deeply concerned.