The PMA7000BT is a direct slide-in replace to the PMA7000 series, PMA6000S, PMA6000M-S, PMA6000M-S-C, UPS-AT SL-15, and the KMA-28. This means that all that is required to replace your old audio panel with this brand new panel is a 3/32 Allen Wrench! Because it is a Slide-In replacement, no rack or in...