Modular, 8 Input, 150w, Output Module Compatible, Meter 100, 150, and 250 watt models; each with large power reserve - 8 module input bays, accepts up to 2 signal-processing output modules and up to 8 input modules - Wide selection of advanced input and signal-processing output modules - Four priority levels between modules - 4-ohm, 8-ohm, 25V, and 70V outputs - Secure, permanent wall mounting (in-wall with BBF or surface-mount with BBS) - 11-segment LED output level meter registers Peak or Average output - Adjustable output level limiter with active indicator - Front-mounted tape output provides unbalanced signal level output - Independent volume controls for each input - Motorized master volume control, with optional accessory RVCP for remote operation - External mute control - Bass and treble controls with center detent - 125 Hz Lo-cut switch - Tone control bypass switch - Optionally installable front-mounted input combo jack with 1/4" stereo phone and female XLR capabilities for connection to user-supplied modules - Thermal, short-circuit, and overload protection - Thermally controlled 3-speed fan - UL and CSA listed - Components required for installation: Door (WMAD) and Back Box (BBF or BBS), both sold separately - Modules required, but sold separately