REAL SOUND: The Realist Copperhead Bass Pickup provides a very transparent sound color and texture with unmatched dynamic response for both arco and pizzicato. It sounds more like the bass it is amplifying than any other pickup on the market.EASY TO INSTALL: Low-profile and flexible, our transducer fits under the bass foot of the bridge foot while the jack discreetly mounts to the back of the tailpiece. If you can change your strings, you can install a Copperhead.SELF-POWERED: The Realist Copperhead Bass Pickup requires no batteries or charge.MINIMAL DESIGN: The Copperhead dependably amplifies without sacrificing the aesthetics or playability of the bass. No adapters needed – once installed, just plug it in and play (1/4" cable is not included).TRUSTED QUALITY: The Realist Copperhead Bass Pickup technology is the most respected transducer on the market. It’s backed by a one-year warranty and made in the USA. Endorsed by artists world-wide, Realist products provide years of pro-level, reliable service.