DUO+ for Line 6 HX Stomp,DUO+ for Line 6 HX Stomp,Products – Tagged ,DUO+ for Line 6 HX Stomp – Otter Custom Design,This neat little LED dual switch perfectly matches your Line6 HX Stomp. A clean and elegant solution for adding teo extra switches to your setup. The Ninjafox Engineering Sidekick HX is available