*Sensitive to both high pitch and low pitch
*Mini Clip Tuner, stable indicator
*with Red/Green LCD display.
For small units, the items can be ready within very short time.
ET-31 series are avaible for 5 models:
ET-31V( for Chromatic/Violin/Viola/Cello/Double Bass)
ET-31U(Chromatic Ukulele--Soprano&Concert C-Tuning, Soprano&Concert D-Tuning, Tenor, Baritone