Ibanez AAD100E 6-String Advanced Acoustic Guitar (Open Pore Natural)The Ibanez AAD100E Advanced Acoustic Guitar features out of the box X M Bracing, which generates the ultimate sound standing out on the stage. The carefully designed scalloped X bracing, the allocation of tone braces, and finger braces transmit the string vibration efficiently through the bridge to the body. The X M Bracing creates the clear bottom and crispy treble sound with trimmed warm mid range, yet provides a wide dynamic range and high