Superior communication in a compact package, our 403mc is the smallest 4-place, voice-activated panel mount in the general aviation market. Installs virtually anywhere in the panel for efficient use of limited space. • Pilot isolate • Adjustable volume and squelch controls • 2-position transmit capability • Auxiliary input for music or alerts • Includes mic and phone jacks • 2.65" long x 2.375" wide x 1" high • Rectangular faceplate can be mounted horizontally or vertically • Two-year warranty