Designed by Grade 12 student, Josh D. This docking station fits his Samsung Galaxy S3 while it is in it's case. The docking station has holes for cable input to charge the phone while it is docked. The amplifier portion redirects, and amplifies sound from the phones speaker on the back. It really works!!!Printed in PLA on our makerbot and then coated with plastic paint (Josh wasn't partial to the purple PLA color). Plastic: PLA Layer Height: .2 Raft & Supports: Yes Infill: 25% Shells: 2 Nozzle Temp.: 190 Bed Temp: 0 The amplifier was mounted to the base using three M3-0.15x18 bolts.