Lexicon MX300 Stereo Reverb Effects Processor with USB Specifications:

• Analog Audio Inputs
• Connectors: Two 1/4" balanced TRS, Two XLR female
• Impedance: 50k Ohms balanced, 25k Ohms unbalanced
• Input Level: +4 dBu nominal, +24 dBu maximum 48kHz or 44.1kHz
  
  Analog Audio Outputs
• Connectors: Two 1/4" balanced TRS, Two XLR male
• Impedance: 2k Ohms balanced, 1k Ohms unbalanced 1/4" only
• Output Level: +4 dBu or —10 dBV nominal (software adjustable), 24 dBu maximum 48kHz or 44.1kHz
• D/A Conversion: 24-bit, 44.1/48kHz 128x oversampling
  
  Analog Audio Performance
• Frequency Response: 10 Hz — 20kHz +0 dB/—0.5 dB
• THD+N: <0.0019% 10Hz — 20kHz
• Dynamic Range: >109 dB (A-weighted) A/A
• Crosstalk: typical <—80 dB 20Hz — 20kHz
  
  Digital Input and Output
• Connectors
• Dual RCA phono (S/PDIF)
• Format
• S/PDIF 24-bit
• Sample Rate
• 44.1kHz or 48kHz
• Processing Delay
• 3.7 ms @ 48 kHz
• Frequency Response
• 10Hz to 22kHz ±0.5 dB @ 48kHz
• Control Interface
  
  MIDI
• In/Thru 5-pin DIN
• Footswitch
• 1/4" phone jack
  
  General
• Power: 100—120 VAC 50/60Hz, 18 Watts, 220—240 VAC 50/60Hz, 18 Watts
• Size (W/H/D): 19" x 1.75" x 7.25"*/6.375" (483 x 44 x /185mm*/162 mm) *including knobs.
• Weight: 5.8 lbs (2.63kg)