Thank you for viewing. The BOSS CE-5, offering a variety of chorus effects. 9V adapter is not included. - Model Name: Chorus Ensemble CE-5 - Brand: BOSS - Output Type: OUTPUT A (MONO), OUTPUT B - Adjustment Knobs: Level, Depth, Rate, Cut Flat - Features: Chorus effect Instant purchase OK Anonymous delivery We plan to ship via Mercari delivery using recycled packaging. Please understand that we are not responsible for accidents or damage during shipping. ⚫ Products set up with Rakuraku Mercari Delivery are covered by compensation in the event of damage, so please rest assured. ※ We ask that the buyer contact the事務局 (Secretariat) to understand the damage situation of the product. Please purchase with the understanding that this is a used item. Please also see the seller "Naru" below. We have various products for sale. Thank you.