What are the features and capabilities of the Electro-Harmonix Mel 9 pedal?

The Electro-Harmonix Mel 9 pedal is a guitar effects pedal that can mimic the sounds of a Mellotron keyboard. It has various settings to replicate different instruments like strings, flutes, and choirs. The pedal also has controls for adjusting the attack, sustain, and effect level of the sound.