The JACKAL effector allows for a variety of tone adjustments. - Model Name: JACKAL - Controls: level, treble, middle, bass, gain, bite mode, plex - Connections: INPUT, OUTPUT, DC 9V - LED Indicator: Yes - Color: Black/Yellow Thank you for viewing. I purchased this used. I have been using it for about a year. The manual and box are included. I will take care to prevent scratches, but I will pack it simply for shipping. Also, please understand that this item has been stored at home. Thank you for your consideration.