Sennheiser ew 100-ENG G3-A Wireless Mic System with EK 100 G3 Diversity Receiver, Frequency Band A - Bundle with 4x AA Rechargeable Batteries w/Charger, SKB iSeries Waterproof Sennheiser Mic Case EK 100 G3 Bodypack Receiver & SK 100 G3 Bodypack Transmitter ME 2 Clip-On Lavalier Mic SKP 100 G3 Plug-On Transmitter 1680 Tunable Frequencies Across 42 MHz Includes: SKB Case & 4 AA NiMH Rechargeable Batteries with Watson Charger