Luna Heartsong GC Grand Concert USB Acoustic Guitar. The Heartsong Series is another Luna innovation, sparked by asking players what would facilitate her creative process. Flashes of creativity, you told us, do not always happen at opportune times. And inspiration is sometimes lost.Luna got to work with B-band to develop a "plug and play" system with a USB output that allows a player to capture creativity on the fly. Luna's ingenious Heartsong instruments with usb outputs featuring a distinctive treble/bass clef inlaid mahogany and lacewood rosette, and a pearloid fingerboard design inspired by musical notation. You will receive occasional emails regarding special insider product deals and industry news. The item "Luna Heartsong Grand Concert Spruce Top Acoustic-Electric Guitar withUSB" is in sale since Monday, October 31, 2016. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Acoustic Electric Guitars". The seller is "geartree" and is located in Jenison, Michigan. This item can be shipped worldwide.