Mono active direct box with custom transformers.

Custom transformers
Flat Frequency Response: 20 - 20,000Hz
Extended response below 10Hz and above 100,000Hz
Transformers and active circuits
Extremely low output impedance
Phase Shift
In/Thru in 6.3mm jacks
Gold plated XLR output
Speaker/instrument and ground/lift switches
LED current consumption meter
48V Phantom Power
Steel frame
Dimensions: 158.7 x 101.6 x 38mm
Weight: 0.68kg