Keeping the same basic design of the hugely successful YTR-4335G. The new version offers some real improvements in terms of playability with a more powerful sound. The 4000 series now comes with a modified two piece gold brass bell with a thickness of metal that has improved both sound and playability. Heavier valve caps and buttons give the trumpet more projection and power. Available also as convertible Type with extra slides Bb to C and Yellow Brass Bell as YTR-4435II.