The P Audio PHT-404P is a medium format horn tweeter that utilizes a precision formed diaphragm assembly. The phenolic diaphragm is precision formed to insure excellent consistency and performance. The diaphragm assembly is close spaced to a precision phase plug to insure excellent acoustic loading. The PHT-404P has an operating range of 2500Hz to 20000Hz and is ideally suited for two way and three way high frequency applications in professional sound reinforcement systems.