Cello sound for Tyros 4 from 3rd party?

[bpsafran]

I am looking for a high quality cello sound for my Tyros 4.  Is there a 3rd party manufacturer who sells such a sound or a free Voice Expansion cello sound I can download?

Thanks

[sxkn_series]

I am not Yamaha man but you could try to find here http://www.psrtutorial.com/

[Lion]

Try this one.
Leo

[bpsafran]

Thanks to Leo and all the other suggestions.