DigiTech HT 6 Hardwire Stompbox, PolyChromatic tuner with true bypass ushers in a new standard for pedal performance, and the rugged, durable construction of extreme performance pedals is just the beginning. Superior technology, meticulous craftsmanship, true innovation. Harwire brings serious players to a seriously new level. The HT 6 PolyChromatic tuner sets the new industry standard for tuners allowing guitarists to tune up to six strings at once. The HT 6 acts like 6 independent tuners, using 15 bright LEDs for each string. The HT 6 clearly shows the per string tuning status making tuning your guitar faster, easier and more accurate.