The H9 Harmonizer Effects Pedal from Eventide is a multi-effect guitar pedal that features effect algorithms from Eventide's ModFactor, PitchFactor, TimeFactor, and Space stompboxes. It also stores its own exclusive algorithms. Every effect parameter, preset, and system setting can be edited via the single-knob interface or via Bluetooth with your iPod, iPhone, iPad, or computer equipped with the free H9 Control app. Key Features: Active footswitch for engaging and bypassing the unit Tap tempo footswitch for controlling time-based effects Dual 1/4" TS analog inputs and outputs 1/4" expression pedal input for integrating an expression pedal or auxiliary switch Mini-USB port for editing effects with Mac or Windows, as well as MIDI input and output H9 MAX includes all future algorithms H9 Control App The H9 Harmonizer can be controlled by the free H9 Control app on your iPod, iPhone, or iPad via Bluetooth. The app allows users to edit, create, and manage presets and system settings, as well as purchase additional in-app algorithms. All of Eventide's stompbox algorithms and presets are available for in-app purchase. The H9 Control app is also available for Mac and Windows. Included Effects Algorithms: ModFactor: Chorus, Tremolo, Phaser, Q-Wah, Flanger, ModFilter, Rotary, TremoloPan, Vibrato, Undulator, RingMod PitchFactor: Crystals, H910/H949, Diatonic, MicroPitch, Quadravox, PitchFlex, Octaver, Harpeggiator, Synthonizer, Harmodulator TimeFactor: Tape Echo, Vintage Delay, Digital Delay, Mod Delay, Ducked Delay, Band Delay, Filter Pong, MultiTap, Reverse, Looper Space: Shimmer, Hall, Blackhole, Spring, Plate, Room, MangledVerb, TremoloVerb, ModEchoVerb, DualVerb, DynaVerb, Reverse Reverb H9 Exclusive: UltraTap Delay, Resonator, EQ Compressor, CrushStation, SpaceTime What's in the box Eventide H9 MAX Effects Pedal with Bluetooth Control (White) 1 x Power Supply