The tariff classification of a digital guitar tuner from China. The item under consideration is identified as a digital guitar tuner (Part Number K0502001000001). The device is a clip-on tuner with chromatic tuning modes for acoustic guitars, electric guitars, bass guitars, ukuleles and violins. The device allows a musician to tune the instruments by measuring the pitch (frequency) of the sound produced by vibrating instrument strings and displaying the proper note as sharp or flat. The tuner detects the vibrations of the sounds produced by the instrument strings, compares the vibrations to a standard and displays the variance using a color LCD screen with tuning needle. The tuner is powered by two 3V CR2032 batteries.