Longest continuous vocal note
Who
Alpaslan Durmuş
What
1:52 minute(s):second(s)
Where
Turkey (Istanbul)
When

The longest continuous vocal note is 1 min 52 sec and was achieved by Alpaslan Durmuş (Turkey) at the Kipdaş Mühendislik, Istanbul, Turkey, on 8 February 2016.

The note was sustained above the required decibel threshold from a measurement distance of 2.5 metres.