Samsung HW-F751 AirTrack Review: This sound bar features a two-channel vacuum tube amp and a wireless subwoofer. - Home Entertainment - Home Theatre - PC World New Zealand
Samsung brings back vacuum tubes in new audio docks and HTIB systems - The Verge
Samsung HW-F850 2.1-Channel AudioBar Active Speaker HW-F850/ZA
Samsung 2.1 Channel Soundbar with Vacuum Tubes - HW-F750/ZA - User Manual (ENGLISH)
Wireless Vacuum Tube TV Soundbar H751 | Samsung Support South Africa
Samsung HW-F751 AirTrack Review: This sound bar features a two-channel vacuum tube amp and a wireless subwoofer. - Home Entertainment - Home Theatre - PC World New Zealand