Roctory is a combination of "Rotary" and "Octave". It is world's first rotary speaker cabinet simulator with a polyphonic octave effect. With NUX original TSAC Technology, it faithfully recreates the lush swirling sound of the rotating lower speaker and the treble rotor horn in 3 Dimensions! It even captures the characters of the over-driven tube amp to the speaker! Polyphonic Octave and Rotary effect and rotary cabin simulator. There are many great guitar players remembered with their guitar sound as their guitar skills. And most of them have incorporated the rotary speaker into their rigs. The Roctary is a tribute for that legends and their sounds. It offers adjustable speed, brake, horn and bass, overdrive and all the features about rotary effects with additional octave effects. It is not only about a classic rotary, the Roctary can be used to create unique organ sounds when combined the rotary effect with polyphonic octave and warm overdrive and it has a cabinet simulator that offers legendary "Leslie-Speaker" sound. It also compatible for keyboards, you can combine any sound you like and make the sound like a big organ!