25, 70, 100 volt, and low-impedance outputs available simultaneously
3-year warranty plus optional 3-year extended service contract
Automatic variable-speed fan for quiet normal operation with maximum cooling on demand
Comprehensive protection circuitry including DC, infrasonic, thermal overload and short circuit protection
Covered barrier strip output connectors for safety agency compliance
DataPort V2 for use with DPV2-compatible signal processing accessories (XC-3, SF-3, LF-3) and DSP-3/DSP-4 (with external power supply)
Front panel indicators include power, signal, and clip (and protect on ISA 1350)
Independent defeatable clip limiters for reduced distortion
Rear panel gain controls for tamper resistant operation with 2 dB detents for quick and repeatable settings
Rear-to-front air flow keeps equipment racks cool
Selectable high-pass filters protect speakers and prevent speaker transformer saturation with minimal effect on program material
Stereo, Bridge, or Parallel operating modes
XLR and detachable Euro style input connectors