The BOSS OD-2 Turbo Over Drive offers a wide range of overdrive sounds. - Model: OD-2 - Type: Overdrive - Color: Yellow - Input Terminals: 1/4 inch jack - Output Terminals: 1/4 inch jack - AC Adapter: BOSS ACA-100 The red shield is included as a bonus and is considered junk. The batteries have been removed, so please prepare your own. Operation was confirmed in December, but as this is a used item, returns are not accepted. Thank you for viewing.