Kustom Guitar and Bass Strings. DMT-200 Used for 3 in 1 metronomic tuner, clip-on violin tuner. DT-119 Three color display, has 5 modes of tuning to choose from- Chromatic, Guitar, Bass, Ukalele, or Violin, easy, simple design, compact, powerful clip on tuner, instructions Included. DT-100 Clip-on Tuner for Guitar, Bass, Chromatic Tuning, Large Clear LCD Display (Adjustable View Angle), Calibrated Pitch, Battery Included (Black) DT-118 One button controls all different states. 2 colors with LCD display clip-on tuner.