The SK 100 G4-GB is a robust and versatile bodypack transmitter designed to meet the operational demands of professional audio applications in live performance, theatre production, and broadcast environments. As part of the evolution wireless G4 100 series, the SK 100 G4-GB offers reliable UHF transmission with a tunable bandwidth of up to 42 MHz, accommodating up to 1680 selectable frequencies. This transmitter ensures secure audio delivery across up to 20 compatible channels, maintaining consistent signal integrity even in complex RF environments. Its durable construction and compact form factor make it suitable for daily use on stage, while the infrared synchronisation functionality enables efficient and precise pairing with compatible receivers. Designed to support mobility and adaptability, the SK 100 G4-GB operates across a transmission range of up to 100 metres, providing flexibility for presenters, performers, and technical operators. The unit’s high RF output power—configurable up to 30 mW depending on regional regulations—further enhances its usability in diverse settings. With a focus on performance stability and user control, the SK 100 G4-GB serves as a reliable component in professional wireless microphone systems, ensuring audio consistency where reliability is critical.