High performance with 3 channel setting memory.Specifications• Indicator: 7 LEDs• Volume, Monitor Speaker Function• Tempo range: 40~300bpm• Beat Range: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9• Reference Note: C2~B6 (60 notes)• Pitch Shift: A4=415, 438-446Hz• Tempo & Beat Sound: 3 Tones• 3 Channel Setting Memory• Earphone Jack (3.5mm Jack)• Line-In Jack (3.5mm Stereo)• Power: 2 x AAA Batteries