PreSonus HP60 6-Channel Headphone Mixing System 100790204 It is more sensitive to

It is more sensitive to sound originating directly in front of the element

or if you want the ultimate in portability

Sensitivity: 4 mV / Pa

One look at our new dB10 Passive and dB12 Active direct boxes will tell you that these are clearly different

Frequency Response: 20 Hz - 35 kHz ±0

PreSonus HP60 6-Channel Headphone Mixing System 100790204 It is more sensitive toPreSonus HP60 6 Channel Headphone Mixing System Features: Input Output 6 screaming loud (150 mW channel) headphone outputs (front panel) 6 unbalanced stereo 1 4" line outputs (1 per channel); carries a copy of the channel mix 6 unbalanced stereo 1 4" external analog line inputs (1 per channel) for "more me," with trim controls 4 balanced 1 4" analog line inputs (L R Mix input pairs A and B) 1 balanced XLR Talkback input for external dynamic microphone