AKG Mounting kit for gooseneck modules GN/E AKG-H 500 The H 500 shock mount is designed for permanent installation of E and ES version goosenck modules from the Discreet Acoustics Modular series. The H500 mount provides attenuation of structure-borne noise by 12 dB. The H 500 shock mount consists of a durable plastic shell and flexible inner rubber boot. It allows for quick and easy set up and