The Roland TD9 kit is one of the best.

Comes with a drumtec kit download which offers 32 preset emulated drumkits

50 kit options including sound effect options

Completely programmable tuning and selection options, make your own kit sound selection up from scratch if you want.

Plug into headphones or an amplifier

Music can be played through an input so you can play along with your favourite tracks

Does not include some of the things pictured.. but I can throw in some sticks and a set of headphones.