Ideal Kit for Video / Film and ENG / EFP Professionals: Sennheiser Wireless EW 100-ENG G3 Combo System for Cameras, Sennheiser ME66 Shotgun, Sennheiser K6 Powering Module and SKB Waterproof Case EW 100-ENG G3 has a Plug-on transmitter turns XLR-equipped mics into wireless devices Frequency range: 516-558 MHz Adaptive diversity technology for HIGH REJECTION quality Easy synchronization of transmitters via infrared interface INCLUDES: Highly directional Sennheiser ME 66, Sennheiser K6 and SKB Case