Boss US-20 Boss US-20 Overview: Allows a single guitar to control two GK-compatible units such as the VG-88 and the GR-33. Boss US-20 Features: 1 Input/2 Output ports for guitars equipped with 13-pin GK-compatible pickups Durable metal construction Boss US-20 Specifications: Connectors GK In, Unit A Connector, Unit B Connector Accessory GK Connecting cable: C-13D (1.2 m) x 2 Size and Weight Width 160 mm 6-5/16 inches Depth 134 mm 5-5/16 inches Height 38 mm 1-1/2 inches Weight 0.6 kg 1 lbs. 6 oz. * The specifications are subject to change without notice. Get your Boss US-20 today