The Presonus Eris E5XT provides a balanced XLR, a balanced ¼" TRS, and an unbalanced RCA line-level input. Dial in the acoustic tuning controls for a flattened frequency response and an accurate mixing contour. The acoustic controls on the rear panel include Level, HPF, LF-Trim, HF-Trim, and Acoustic Space. The PreSonus Eris E5XT ships with a power cord. Key Features: 5" woven composite low-frequency transducer 1" ultra-low-mass, silk-dome, high-frequency transducer Coverage (HxV): 100 x 60° EBM waveguide and ported enclosure Tuning controls for accurate mixing contour (Level, HPF, LF Trim, HF Trim, Acoustic Space) 80W, Class-AB biamplification Balanced XLR, TRS, and unbalanced RCA inputs 102 dB maximum continuous SPL RF interference, output current limiting, over-temperature, transient, external mains fuse, and subsonic protection