Used this set on a few productions over a few years, but upgraded to a non-transmitter system and no longer use that often. Frequency range - 518-554 MHz. Sennheiser EW100 G3 Kit - transmitter/receiver/lav. The item "Sennheiser ew100 G2 Kit transmitter/receiver/lav 518-554 MHz" is in sale since Monday, August 9, 2021. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems". The seller is "rajah_bose" and is located in Spokane, Washington. This item can be shipped to United States.