What it does: A compact adapter that converts a USBC port to a 3.5mm headphone jack while also providing a USBC charging passthrough. Listen with wired headphones and charge your device at the same time. Why you need it: Solves the common problem of newer phones and tablets that lack a headphone jack. Lets you keep using quality 3.5mm headphones without giving up the ability to charge during long calls, commutes, or media playback. Key benefits: Clear, stable audio transmission for voice calls and music playback, minimizing dropouts or interference. Simultaneous 3.5mm headphone support plus USBC charging so you don't have to choose between listening and charging. Broad compatibility with most USBC devices and standard 3.5mm headphones for straightforward use. Thin, lightweight design that fits easily in a pocket, bag, or laptop sleeve for travel and daily carry. Important attributes: Function: Audio passthrough plus charging passthrough (two functions in one adapter). Compatibility: Works with most devices that use a USBC port and with standard 3.5mm headphones. Size: Small and portable, suitable for travel and onthego use. Performance: Reliable, stable transmission intended for clear calls and music playback. Typical use scenarios: Travel: Watch movies or listen to music on a plane while charging your phone from a power bank. Commuting: Use wired headphones on crowded trains or buses and keep your device topped up during a commute. Work or remote meetings: Take clear voice calls with your preferred wired headset while charging during long meetings or calls. Quick note on usage: Connect the adapter to a USBC device, plug a 3.5mm headset into the audio port, and connect a USBC charger to the charging port to use both functions simultaneously.