The Alesis Forge Kit is an 8-piece setup that features an 11" dual-zone snare and three 8" tom pads for great feel and natural response, plus a kick drum pad with pedal. Three cymbals give you a virtually unlimited range of playing expression and the premium chrome 4-post mounting rack keeps everything solid and secure. The setup also includes the powerful Forge Drum Module that features 70 drum kits (50 factory + 20 user) with over 600 sounds and 60 play-along tracks, built-in metronome to sharpen your skills and more.The included Forge Drum Module features 70 drum kits (50 factory + 20 user) with over 600 sounds and 60 play-along tracks built-in. To further sharpen your skill, there’s a built-in metronome and 1/8-inch input for playing along with your mobile device, so you’ll be ready for the studio or stage. There is also a stereo pair of 1/4-inch outputs, headphone output, and a USB-MIDI output for triggering your favorite virtual instrument plugins.The Forge Drum Module also features a USB memory stick input. You can use this input to load your own .WAV samples for the ultimate flexibility. Once the .WAV samples are loaded, you can easily assign these to any zone of any pad on the Forge Kit. The sonic possibilities are endless! You can also load in .WAV files of play-along tracks using this input.