It is important that your musical instruments should produce clear and quality music just like Yamaha Tyros 4. There is no short cut to quality sound especially if you are using a keyboard synthesizer for your studio or band. There is no point wasting your money producing poor quality music for your fans. You cannot organize music concerts for your fans with poor quality music instruments. You would be wasting money and time as no one will buy your audio-visual tapes or attend your concerts. Let your fans not associate you with poor quality musical instruments. You would be killing your music career very fast. Instead of watching your career get killed why don’t you buy a new keyboard synthesizer? You will realize that the cost you incur in buying a brand new music instrument is far less the cost you could incur in the near future.