Nobody knows timing and pitch like Seiko. The STH-200B expertly combines Seiko's long trusted tuning technology and precise metronome capabilities to offer the perfect tool for lessons, classes, and practice. The STH-200B not only keeps your instruments in time with perfect pitch, its easy to hear reference tones assists with vocal training as well making it a must-have tool for vocal harmonies. The bright, high-contrast LCD display makes it easy to read in any light level. The STH-200B also includes both a rear kickstand for table top use as well as a unique slot to mount on the lip of most music stands! Seiko: Precise rhythm, precise sound for heart moving music.