L.R. Baggs iBeam Active SystemThe L. R. Baggs iBEAM Active Acoustic Guitar Pickup System combines an iBeam transducer pickup with an all discrete, Class A FET preamp built on a stereo Strapjack and pre tuned to deliver amazing plug and play performance. The preamp also features a second active input, so you can easily run a second pickup to complement the iBeam. Features: iBeam bridge transducer pickup Class A FET preamp Pre tuned for plug and play performance Second active input