There are plenty of good-quality live videos of Gendler on youtube; but I think listening to the 2011 album of his original songs with arrangements by Christian Dawid is the best way to get a feeling for his sound:
https://www.youtube.com/watch?v=mB1R9ufaloA&list=OLAK5uy_nRXd7Yn0gafkpTzudz_7zRaiQew_5C5Nw&index=1
#Yiddish #YiddishSong #JewishMusic #SingerSongwriter