Don't Fret FF121 First Fret Beginners Fingering Decal for 4/4 Violin and 14-Inch Viola 4/4 Violin and 14" Viola Size:4/4 Violin and 14" Viola 78oz Application: Perfect accurate action

78oz Application: Perfect accurate action measurements for string instruments such as guitar

3mm Frequency Response: 35-18KHz +/-3dB Max SPL: 120 dB Sensitivity: -38dB +/-3dB / 0dB=1V/Pa

when using 4 units

and able to be flexibly used in narrow space

Non-Waterproof

Don't Fret FF121 First Fret Beginners Fingering Decal for 4/4 Violin and 14-Inch Viola 4/4 Violin and 14" Viola Size:4/4 Violin and 14" Viola 78oz Application: Perfect accurate actionDon't Fret FF121 First Fret Beginners Fingering Decal for 4 4 Violin and 14 Inch Viola Size: 4 4 Violin and 14" Viola No more tedious and messy taping. Easy to apply, durable & effective. Save time and money, plus just watch how quickly beginning programs will improve. Students gain security & immediate feedback on their intonation. Color coded basic model makes coordinating group classes easy & simple for both teacher & student. Developed in