Hohner AirBoard 37 Melodica, BlowFlow mouthpiece, Trendy Soft case with shoulder strap, tonal range f - f', 37 keys, weight: 650 g, length: 46.0 cm. The AirBoard requires no computer, no cables, and no power source. The AirBoard is designed for a new generation of musicians. Now, anyone can grab an AirBoard and jam with ukulele players, guitarists and other acoustic musicians in any location. Along with the AirBoard is HOHNER’s AirBoard app for iPhone and Android providing a virtual version of the instrument for tablets and smart phones.