pioneer HPM 40,/Type: 3 way, 3 driver loudspeaker system
Frequency Response: 35Hz to 25kHz
Power Handling: 40W
Crossover Frequency: 4000, 10000Hz
Impedance: 8Ω
Sensitivity: 91dB
Bass: 1 x 250mm cone
Tweeter: 1 x 45mm cone
Super Tweeter: 1 x HPM high polymer
Enclosure: bass reflex
Dimensions: 325 x 570 x 317mm
Weight: 13kg
Year: 1976