Wireless lavalier microphone set consisting of 1 SK 300 G4 RC wireless bodypack transmitter, 1 ME 2-II Lavalier, 1 em 300-500 G4 rackmount receiver, and 1 GA3 rack kit.nbsp;Best choice for your business, top of the class in education. The G4 300 Series uses the power of an increased switching bandwidth of up to 88 MHz. New frequency ranges allow to operate multi-channel setups with dozens of channels while securing reliable operation - despite digital dividend. The powerful clip-on mic package. Easy to operate, reliable while transmittingnbsp;- G4 does the job. The 300 series lavalier mic set ensures hands-free operation even during the longest congress or lecture. Remote mute switch available for the bodypack transmitter.