TRS differentially balanced ins and outs

Mode switch for stereo 2-way or mono 3-way operation

Low frequency summed (subwoofer) output

x10 range switch on both channels

40Hz high pass (low cut) filter both channels

Phase reverse switch on all outputs

Individual level controls on all outputs

24dB per octave Linkwitz-Riley filters (the professional standard)

Stereo/Mono status LEDs indicate the selected mode