KORG TECHNOLOGY: High precision, simultaneous use tuner and metronome with Instant pitch detection response | CONVENIENT: Large, backlit LCD display, adjustable calibration and marked third intervals | VERSATILE: C1-C8 detection range for variety of instruments, 15 rhythm variations and 3 types of tempo settings | PRACTICAL: Memory backup, auto shut off and long battery life | PRECISE: CM-200 clip on microphone ensures accurate tuning every time