Roger ON is a compact microphone and transmitter that also serves as a gateway between a beltpack or external audio source and the Roger Earpiece System. It provides a built-in transmitter, supports a wired 3.5 mm input via USB-C adapter, and can operate in a networked Roger setup with multiple microphones. It is IP54 protected, rechargeable with up to 8 hours of battery life, and offers a 15–40 m wireless range. An app enables beam steering and remote control.