SPEAKERS, a pair, Pioneer HPM - 150. Other - Modern consumer electronics - Auctionet
Pioneer Audiovisual - #PioneerVintageFriday The Pioneer HPM-150 are among the most famous vintage classic speakers. The "UFO" could be shown or hidden by a cover with smoked glass plate. It is a
Legendary Audio Classics: Pioneer Model HPM-150 Speaker
Vintage 1977 PIONEER HPM-150 4WAY SPEAKER HIGH END RARE 250W RMS WORK GOOD LOOK | eBay