BOSS DS-1 Distortion Effects Pedal Features:

• Tone, Distortion, and Level controls
• Nominal Input Level: -20 dBu
• Input Impedance: 470 ohms
• Nominal Output Level: -20 dBu
• Output Impedance: 1 k ohms
• Equivalent Input Noise Level: -122 dBu (IHF-A, Typ.)
• Connectors: Input Jack, Output Jack, AC Adapter Jack (9V DC)
• Power Supply: 9V DC, either a Dry Battery 9V type or an AC Adapter
• Current Draw: 4 mA (9V DC)
• Accessories: Dry Battery 9V type (6F22/9 V)
• Optional AC Adapter - Roland PSA-120S
• 2-7/8" W x 5-1/8" D x 2-3/8" H
• Weight: 15 oz