Here are som specs. It is verry powerfull indeed this is what i use too for drums. It's worth it.
* Sampler designed for drum sounds, but also good for pitched sounds
* Internal 32-bit resolution and sample-accurate timing
* Reads samples in the formats AKAI S-1000, SF2, REAKTOR Map, LM4, AIFF and WAV, from 8 to 32 bits
* More than 20 high-quality soundsets included
* 54 instruments, each with 128 velocity layers, tuning, volume envelope, pitch envelope, bit reduction, shaper and FX Loop for innovative effects
* Six modulation inputs per instrument with many drum-oriented presets
* Real-time wave display
* Runs stand-alone with MME, Direct Sound, Sound Manager, MAS, DirectConnect and ASIO or as a VST 2-Plugin
* Dynamic resource allocation for optimal performance
* Can be played and modulated via MIDI, with complete VST automation