Two new Envelope Filter pedals bring mysterious new sounds, for bassists and guitarists: Can you decipher the Enigma, or solve the Riddle?

Electro-Harmonix Enigma Q-Balls Envelope Filter for Bass

The Electro-Harmonix Enigma is a powerful and precise envelope filter fine-tuned for bass frequency response. Like the name may suggest, you'll spend hours discovering new sounds and new uses for this pedal! Sculpt your envelope to reveal a truly expressive tone, with a defined and unique signature. Whether you play funk, punk, rock or prog...this Enigma is worth deciphering!!!

Enigma will deliver tight and smooth control over the complete 40 Hz to 3 kHz range, with a consistent and even sweetness.

Need some edge? Engage Enigma's analog distortion and dial in anything from subtle bite to dominating crush.

You can even plug in an optional expression pedal to control the filter sweep with your foot. With the ability to adjust Q, sweep range, and filter type, you'll also wind up with of the most versatile wahs available.

Electro-Harmonix Riddle Q-Balls, Envelope Filter for Guitar

The Electro-Harmonix Riddle is a powerful and precise envelope filter fine-tuned for guitar frequency response. Many modern guitarists such as Jonny Greenwood, have discovered the expressive uses of envelope filters...now it's your turn! Whether you're into funk, punk, rock or prog, the Riddle is a great tool to unleash your creativity and explore new sounds!

Sculpt your envelope to reveal a truly expressive tone, with a defined and unique signature. Riddle will deliver tight and smooth control over the complete 80 Hz to 5 kHz range, with a consistent and even sweetness.

Need some edge? Engage Riddle's analog distortion and dial in anything from subtle bite to dominating crush.

You can even plug in an optional expression pedal to control the filter sweep with your foot. With the ability to adjust Q, sweep range, and filter type, you'll also wind up with of the most versatile wahs available.