Sennheiser ew100 G4 Ci1 Guitar Wireless System, Band A (516-558 MHz) art of Sennheiser's entry-level Evolution Wireless 100 Series, this UHF guitar wireless set includes a bodypack transmitter, cable, and rackmount receiver. Overview Specs Warranties and Docs Reviews Sennheiser ew100 G4 Ci1 Guitar Wireless Now even more simple, flexible and reliable, the Sennheiser EW 100 series G4 Ci1 Guitar Wireless System has become the first choice for both sound designers and occasional users because of its simple operating concept -- and because the system makes no compromises in terms of live sound. Features: - True diversity half-rack receiver in a full-metal housing with intuitive LCD display for full control - Easy and flexible wireless synchronization between transmitter and receiver via infrared - Fast frequency allocation for up to 12 receivers via new linking function - Up to 20 compatible channels - Up to 42 MHz bandwidth with 1680 selectable frequencies, fully tunable in a stable UHF range - Transmission range: up to 100 meters / 330 feet - High RF output power (up to 30 mW) depending on country regulations - All sets now come with GA 3 rackmount kit included