Roland, the undisputed manufacturer of the industries best electronic drums and modules present the economical TD-1. Drum Kits15 Coach Functions10: Time Check (Easy) Time Check (Hard) Change-up Auto Up/Down Quiet Count Tempo Check (Easy) Tempo Check (Hard) Stroke Balance Timer RecordingSongs15MetronomeTempo (40--260) Rhythm Type (5 types) Sounds (8 types) Volume (10 levels)Display7 segments, 3 characters (LED)ConnectorsOUTPUT/PHONES jack: Stereo miniature phone type MIX IN jack: Stereo miniature phone type USB COMPUTER port: USB type B TRIGGER INPUT connector: DB-25 type (Kick, Snare, Tom 1, Tom 2, Tom 3, Hi-hat, Crash 1, Crash 2, Ride, Hi-hat control)InterfaceUSB (USB-MIDI)Power SupplyAC adaptorCurrent Draw150 mAAccessories