Altec Lansing Concert PA System 16 817 32 421 10 291 | eBay
16 Stanley Screamer/Altec 817 Dual LF Horn Loaded Cabinets Dual Altec 421-H 15" LF Speakers - 2 per Cabinet - 32 total
10 High Frequency 90x40 SFW Radial Horns with Altec Lansing 291-16K HF Drivers