Offering you the best audio panel systems on the market, Gulf Coast Avionics guarantees the lowest price to you. All available aircraft audio panels sold by Gulf Coast Avionics include top-of-the-line features, such as multiple source input, frequency response, speaker output, volume controls, manual level controls and more. Literally keeping you connected, Gulf Coast Avionics offers an array of audio patch panels to choose from. The gma-240 is a highly demanded product and offers flexibility and functionality for the enhancement of your personal pilot cockpit.