What has wings but can't fly?

Altec Lansing Vintage 1947 A800 Speaker Altec A 800 Speaker H 808 Horn 802 803 | eBay

http://www.hostboard.com/forums/hbmc...2013/02/12.jpg

I think it may be newer than the seller says.

Nice find! There are so many old theaters around here--I'd love to find a pair of classic Altecs in one of them!