These are excellent drums for the price! The maple gives them warm and rich sound which no birch drums can match, in my view. I love playing them. Have had them for more than two years and they remain equally well tunable as they were at the beginning. I play fusion and jazz mostly, and this set is perfect for that.
The only part of the set that is that could perhaps be better is the snare. It is good, but if you want a delicate sounding and versatile snare then you might want to upgrade it after a while. But that is also a matter of personal taste, so I don't see it as a particularly big deal.