Summary: Nylon-reinforced PVC, padding, speaker, and pulse reader, 47 1/4 x 31 1/2 x 23 5/8" (120 x 80 x 60 cm). Lent by Ralph Borland. Photo by Ralph Borland Audio courtesy of Acoustiguide
Summary: Nylon-reinforced PVC, padding, speaker, and pulse reader, 47 1/4 x 31 1/2 x 23 5/8" (120 x 80 x 60 cm). Lent by Ralph Borland. Photo by Ralph Borland Audio courtesy of Acoustiguide