pcoz
I know there is a difference of a Kli shir than stam singing. The aruch hashulchan 493:4 nogea sefira ????? ????? ?????, ?? ?? ???????? ???????. ??? ??? ????? ???? ???? ???. ??? ????? ????? ????, ??? ?????? ??????, ????? ??? ??????? ???????.
All the poskim say that any recoreded music is no less than a kli shir.