Digbeth Bass Preamplifier.

Designed to give you the freedom to take your bass sound wherever you go. Featuring both FET and tube simulation signal paths with incredible tone shaping capabilities, the DB-PRE can be used as either a high quality boost/distortion pedal within an existing rig, or a main source of bass tone. Two channels: 6.35mm passive and active inputs. Tilt, volume, drive, FET volume. Mute switch, tube/FET mix switch, 3-band EQ with low mid with switchable frequencies plus user selectable pre-EQs and dynamic Tilt EQ see-saw function provide masses of tonal options. XLR DI out with pre/post switch and ground lift. 3.5mm stereo jack aux in and 3.5mm stereo headphone socket. Twin footswitches. 6.35mm jack FX loop and output sockets. Heavy duty metal casing. Buffered bypass. Cannot be powered by a battery. Requires AC adaptor (RPC91).