I own it.Great guitar for it's price.The only problem i have with it is it's shape,it is not really comfortable for normal playing while sitting down,but it can be done,although I would suggest some other js30 model,like dinky for example.
Current situation:
Proud owner of Jackson JS30RR and Roland Cube 30X
Good guitar but if you have the money id go for the DX10 i think its called

Alder, better pickups, and only a couple of hundred more
Jackson SLSMG Soloist
Jackson DXMG
ENGL Fireball E635 100
Peavey JSX
Orange 4x12
BBE Green Screamer