Source Audio Lunar Phaser Filter Effect Pedal Three styles of phaser including a Uni-Vibe inspired effect, 4-stage phaser, and an 8-stage phaser. Download additional flanger and chorus algorithms or access a deep editing system with the Neuro Mobile App for iOS and Android. Pair the Lunar with the Neuro Hub and save up to 128 presets recallable with MIDI program change messages from an external MIDI foot controller.