The H9 Core Harmonizer Effects Pedal with Bluetooth Control from Eventide is a multi-effect guitar pedal that features Eventide's H910/ H949 pitch and delay Harmonizer effect algorithms. Additional effect algorithms can be downloaded via the H9 Control app for Mac, PC, and iOS devices. 

The H9 Core's effect parameters, presets, and system settings can be edited with its single-knob interface or via Bluetooth with your iPod, iPhone or iPad equipped with the free H9 Control app. 

The pedal has an Active switch for engaging and bypassing the unit, as well as a tap tempo switch for controlling time-based effects. It includes dual 1/4" TS analog inputs and outputs, in addition to a 1/4" expression pedal input for integrating an expression pedal or auxiliary switch. The mini-USB port not only provides access for editing effects with your Mac or PC, but also provides MIDI input and output.