Snark SN-1X Clip-on Chromatic Guitar Tuner Features at a Glance: Chromatic tuner with fast tuning response High-definition display is easy to read from any angle Stay-put clip Tap tempo metronome Flat tuning/transpose functions Pitch calibration (415-466Hz) High-sensitivity vibration sensor Frequency range is tailored to guitar and bass Tuner can be used on front or back of headstock