INJECT provides seamless communication with any system audio device, enabling users to route audio in and out of DAW channels effortlessly without changing the DAW playback engine. This functionality supports a wide range of devices, including USB-connected synthesizers and iOS devices running synth applications, simplifying the integration process for music production setups on both Mac and Windows platforms.

The software is compatible with hardware audio devices through CoreAudio on Mac and WDM on Windows, ensuring broad hardware support. Its built-in recorder features drag-and-drop functionality, allowing users to capture audio snippets quickly and easily. These recordings can be further edited or used as references within any major digital audio workstation, enhancing creative workflow and efficiency.

INJECT also includes a virtual audio driver that facilitates inter-application audio routing, enabling smooth audio transfer between different software applications. This feature expands creative possibilities by allowing users to combine and manipulate audio sources across multiple programs, making INJECT an essential tool for streamlined audio routing and recording.