Some detail
Specifications
Type: 4 way, 4 driver loudspeaker system
Frequency Response: 25Hz to 20kHz
Power Handling: 65W
Impedance: 8Ω
Bass: 1 x 12" cone
Midrange: 1 x 5" cone
Tweeter: 1 x 3" cone
Super Tweeter: 1 x multi cellular horn
Enclosure: infinite baffle
Grille: pleated saran cloth
Finish: walnut
Dimensions: 14.5 x 25 x 12.6 inches
Weight: 37.5lbs
Year: 1971