The present indention provides a stringed musical instrument comprising; a substantially hollow body portion containing an audio system comprising an amplifier; at least one loudspeaker electrically connected to the audio amplifier; an audio interface for electrically connecting to a smart device and a power supply electrically connected to the audio system; a neck sub-assembly including: a neck; playing strings extending lengthwise along the neck; a bridge attached to the neck over which the strings are stretched, and tensioning means by which the strings are held tensioned; and a docking station whereby, in use, a smart device may be removably secured to the instrument and electrically connected to the audio system.