Rocktron Utopia G100 Used unit and instruction manual only. Adapter not included. Sound output confirmed, but due to the many functions, not all have been checked. It's an old item, so there's some wear and tear, please check the images. The instruction manual is available online, so please check there for detailed specifications. Manufacturer's HP, please copy and paste ↓ https://www.electroharmonix.co.jp/rocktron/eol/utopiag100.htm ROCKTRON's UTOPIA G100 is a multi-function effector, equipped with mute and recall functions. - Model Name: UTOPIA G100 - Brand: ROCKTRON - Functions: Effector, Mute, Recall function - Connection terminals: Headphones, AUX input, Output terminals - Control panel: Down, Recall, Up buttons Thank you for viewing.