The 901 Bose speaker system released in 1968
Direct reflecting speakers using 9 full range loudspeakers additional with an active equalizer
Recommended amplifier power 20-250 watts
2 speed ,direct drive S-shaped type tonearm
It's a manual play turntable but offers the auto return function.
Pl 518 has a 16-pole ,24 slot DC servo motor,
and perfect characteristics like wow/flutter 0,03%
rumble 73 dB.The total weight is 9.5 kg.