A portable docking station system is designed to mount a portable computing device flush onto a musical instrument. The system features buttons or openings so the user can easily access the controls on the computing device such as volume and power. The system features a housing having a eject system allowing the edge to pivot which provides ease in installing and removing an attached portable computing device. The system is adjustable to receive computing devices of various sizes and thicknesses. Fillers or spacers are added to the system to accommodate various computing devices.