Boston chromatic clip tuner, with multi color display, auto power on/off
Boston chromatic clip tuner (also G+B+U+V), with full color display, 430-450Hz
Boston chromatic clip tuner (also G+B+U+V), with full color display, 430-450Hz, violin clip
Boston clip on tuner pick-up, 90 cm. cable, standard 6.3 mm. jack plug
D'Addario Planet Waves micro violin/ viola tuner by NS design, 410Hz to 480Hz calibration