・It’s a low-noise buffer in a small, rugged housing; ・it can add up to +6dB of gain with the front-facing gain slider; ・it makes up for signal loss that can occur when combining effects with different impedence levels; ・it fine-tunes signal recovery with Hi and Lo cut switches; ・it has an extra output for a tuner, separate effects chain or amp, and can be set to receive either a buffered or u...