The AMT System 1 System Includes: AMT Microphone with flexible gooseneck, ISO Ring (Microphone is suspended in a 4 point isolation ring eliminating valve, key and handling noise.), Clamp for Instrument, Hard Shell Case. System 1 works with the following instruments: Piccolo, C Flute, Alto Flute, Bass Flute, Soprano Sax, Alto Sax, Tenor Sax, Baritone Sax, Trumpet, Banjo, Cornet, Fluegelhorn, Trombone, Pocket Trumpet, Baritone Horn, Euphonium, Tuba, Sousaphone, Violin,Viola, Mandolin, French Horn