This is a case for the Raspberry Pi B+ (Pi2) and add-on board
RaspyPlay4 DAC module from mikroE (link)
Requires no tools for assembly.
Just laser cut all of the parts and snap it together with clips.
This laser cut enclosure design features light pipes for the status LEDs from Raspberry Pi and power led from RaspyPlay DAC module.
Panels are from 3 mm acrylic sheet , clips are from 2mm acrylic or delrin and light pipes are from 2mm transparent acrylic.
Download project files (ver3 02/06/2015):
rp4_clasic_v3.pdf
rp4_clasic_v3.ai