I was also thinking DIY build, however Lindisfarne and Tom6897 may be partially correct.
This looks like the tweeter,
http://www.parts-express.com/pe/showdetl.cfm?partnumber=277-110
and this looks like the woofer,
http://www.parts-express.com/pe/showdetl.cfm?partnumber=296-410
.
This looks like the tweeter,
http://www.parts-express.com/pe/showdetl.cfm?partnumber=277-110
and this looks like the woofer,
http://www.parts-express.com/pe/showdetl.cfm?partnumber=296-410
.