The TC Electronic PolyTune 3 is an ultra-compact polyphonic tuner providing you with fast precise tuning in an intelligent format. With three tuning modes consisting of Polyphonic Chromatic and Strobe the PolyTune 3 enables you to tune all your strings at once. Or you can utilise the extreme accuracy and speed of this pedal for ultra-precise single-string tuning. On top of the exceptional tuning capabilities the built-in all-analogue buffer circuitry keeps your tone crisp and transparent. With a 1 M Ohm input 100 Ohm output and an extremely high signal to noise ratio your sound is perfectly preserved through long signal chains. The Always On tuning mode and switchable true bypass/buffer modes provide you with a versatile reliable and exceptional quality tuner. The original polyphonic guitar tuner The TC Electronic PolyTune 3 Tuner Pedal is one of the true classics of the pedal world and a must have for any performing guitarist. Released to the market in 2010 this pedal has since changed the way musicians tune their instruments. It became a massive success and was highly regarded by both professional and amateur players. PolyTune 3 improvements The TC Electronic PolyTune 3 is an all new and improved model building even further on this already impressive tuning technology. With multiple tuning modes (including polyphonic chromatic and strobe) and also a variety of altered tunings switchable true bypass and buffer modes and an upgraded vibrant LED display the PolyTune 3 is the ultimate tool for getting your instrument in tune. The built-in all-analogue Bonafide Buffer circuitry keeps your tone pure through really long cables and over-complicated pedal-boards. Specifications Center Positive/Negative: Center Negative Bypass: True Bypass Voltage: 9V Weight: 500 gr Dimensions: 13 x 9 x 6 cm