Listen Technologies ILD122 is a high-quality induction loop driver designed for use in conference rooms, theaters, sports halls, and other venues where assistive listening is needed. With its two inputs, the ILD122 can connect to a standard line-level signal and a balanced microphone, making it suitable for a variety of applications. The unit features adjustable loop current and metal loss correction to ensure optimal sound quality, and its compact size and 19-inch rack-mountable design make it easy to install and use.