Bluetooth speaker

for main body printed model and for transparent part a plexi board is design that can cut by laser and for electric you can buy form this address:
http://www.ebay.com/itm/4Pin-Bluetooth-RF-Wireless-Serial-Transceiver-Module-HC-06-RS232-With-backplane-/181825109371

and for more design from minoodar you can visit zarbang.ir

have fun.