This is the black Case with Lanyard Strap for the EW G3 and 2000 Series Microphones from Sennheiser. This is a custom fit case and will accommodate a Camera Mount Receiver, a Bodypack Transmitter and either a Plug-on Transmitter or a Handheld transmitter as well as (4) AA batteries (sold separtely). There is also a lycra pocket for storage. The case is made from 3mm EVA with a plush interior and EPS foam nest for support. Handy dual zippers secure the case. The case is accented by a handsome Sennheiser logo.