Handheld tuner for singers

• Vertical layout
• Display with staff lines (G and F clef)
• 3 Levels of difficulty adjustable (accuracy of the tone evaluation)
• Sound out function: A2 - C6
• Sound back function: A1 - C7
• Internal microphone
• Headphone jack
• Dimensions: 60 x 100 x 16 mm
• Battery life: up to 300 hours (with 2 AAA alkaline batteries)