The Components are -- 2 x 40mm 3W speakers such as http://goo.gl/0C5fYP -- USB Audio Dongle, this one http://goo.gl/0mIdO9 -- Micro audio amplifier, get it here http://goo.gl/eFmCvi -- 3.5mm headphone jack -- Dupoint wires The power for micro audio amplifier is from the USB connector of audio dongle. Print Settings: - Supports: Yes - Resolution: 0.2 - Infill: 10% Recommend to print with brim for bot and top parts in addition to using support. 3D parts are using m2 screw to join. Use the glue gun to firm the speaker holder to top part and sliding the speakers to them, can further to firm them with m2 screws.