The korg aw otb poly oled is the first ever polyphonic bass guitar tuner from korg'. '.strtoupper('t')he polyphonic tuning capabilities means you can play multiple strings at once and monitor which ones are out of tune on the display'. '.strtoupper('t')he oled screen technology provides optimal visibility and brightness allowing you to get the perfect tuning with ease'. '.strtoupper('t')he korg polyphonic bass tuner provides you with ultra high tuning accuracy it can achieve precision up to 0.1 cents complete with an optional strobe features for added fidelity'. '.strtoupper('i')t is optimised for bass guitars allows you to tune lower notes with exceptional speed and accuracy'. '.strtoupper('i')t also features a tempo finder function which acts as a virtual metronome to lock in your tempo.