L.R. Baggs GigPro - The Gigpro™ is a single-channel belt-clip preamp that will work with almost any pickup. It also provides 9v phantom power for mini-mics and other phantom-powered onboard electronics. Based on the Para D.I.'s award-winning circuitry, we have pared the features down to the essentials -- nevertheless, it has everything necessary to get the best possible sound from your pickup.