Guitar Pedal X - GPX Blog - TC Electronic's Infinite Sample Sustainer Pedal is a Cool New Evolved Layered Fade In/Out Freeze / Sustainer Effect with added Reverb and FX Loop
Some thoughts on the Plus infinite sustain pedal. : r/guitarpedals
Moog Guitar Brings Infinite Sustain, Ladder Filter, But It's US$6495 - CDM Create Digital Music
Amazon.com: JOYO Infinite Sustainer - Cuerdas de guitarra con dispositivo de sustentador para guitarristas y devotos de guitarra (JGE-01) : Todo lo demás