ADD 3.5MM TRRS AUDIO JACK: USB-C audio and charge adapter with power delivery (PD) pass-through adds support for legacy headsets with built-in mic while charging your USB-C host using a single USB-C port; High-res audio port supports DAC audio output MULTIPLE CHARGING MODES: USB C headphone & charger adapter is bus-powered or use external USB-C power adapter for up to 60W Power Delivery 3.0 pass-through to charge USB-C laptops and tablets; Fast Charge (BC 1.2) to charge USB Type-C smartphones CONVENIENT SIDE PORT LAYOUT: Compact, horizontal-style adapter w/ cable-less, dongle-like design and discreet side port locations for audio & power connections at opposite ends of the adapter to avoid snags/tangles and to allow for a flexible device setup COMPATIBILITY: Works w/ USB Type-C laptops, tablets & smartphones,; Ideal for iPad Pro, Google Pixel, Samsung Galaxy S8 & up, iPhone 15 (Plus/Pro/Max) & up; Windows, macOS, iPadOS, iOS & Android; AUX / Charger adapter is Thunderbolt 3/4 Host Compatible PORTABLE DESIGN: 2-in-1 USB C audio adapter with a compact/sleek design can be transported, even when connected to your USB C device between office, home office or for business travel; Ideal for conference calls, customer support or at your workstation