Easy to use: The headphone logo jack plugs directly into a TRRS microphone and is ready for use when connected to an ; The microphone logo jack is a line level input and is used to connect the preamplifier, such as a mixer or sound card Superior Sound Quality: Built-in high quality smart chip ensures excellent sound quality as well as a stable and reliable connection, it works with most live streaming and music apps such as Twitch, Tik Tok, YouTube, and so on to Microphone Adapter: This adapter offers an audio headphone jack for 3.5mm headphones or microphone with TRRS plug, a 3.5mm line-level input microphone jack, and a charging port for charging / at the same time Plug and Play: Simple plug-and-play functionality, no app/network required; compatible with iOS devices with jack, such as 14 13 12 11 XS XR X 8 7 and with port, such as , Pro, Mini Fast Charging: Our microphone and audio jack adapter is designed with 2.4A fast charging function, it ensures your stays charged, ideal for long journeys, flights, or extended listening session