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Dimensions: 7.5" L x 4.5" W x 3.5" H
Final assembly contains two parts: A base and a lid.
This is a universal smartphone passive sound amplifier. Will fit all current smartphone models. Just insert your smartphone in the slot and enjoy power-free sound amplification! Perfect for outdoor use or indoor places that are far from electrical outlets.
For best results, print using support material that can be dissolved. If this is not possible, support material can be removed with simple tools; all internal channels can be reached by hand.