Custom Line Bass DI-Expander

Bass Preamp

Active bass preamp / DI pedal with compressor
True bypass
Controls: Gain, Bass, Middle, Freq, Treble, Blend, Volume, Comp and Threshold DI Switch (Ground / Lift)
Input switch: (0dB / -10dB)
Jack input
Thru jack input (parallel)
Line in
Jack output
Headphone output
Balanced DI output via XLR

https://www.thomann.de/gb/harley_benton_custom_line_bass_di_expander.htm