Details For use with Eclipse HX matrix frames Talk/Listen from headset mic, telephone handset or push-to-talk microphone Balanced local program input with separate level control Answer-back button and Call waiting tallies Wall or console mountable Supported on Eclipse HX platforms (v9.0 and higher) Item Code ICS-22 Technical Specifications Headset Microphone Pre-Amp Input Type: Dynamic Impedance: 1kΩ Input Level: -55 dBu nominal; -10 dBu max. Panel Microphone Pre-Amp Input Type: Electret Input Level: -45 dBu nominal Pre-Amp Response Curve Frequency Response: 250Hz to 12kHz, contoured for intelligibility Limiter Range: 20dB Headphone Amplifier Load Impedance Range: 50 ohm to 2k ohm Output Level: at least +20 dBu across 600 ohm Distortion: < 0.5% THD at 1kHz Frequency Response: 200Hz to 15kHz, ±3dB Power Output: 110dB SPL Speaker Amplifier Speaker Type: 2.5in round, 16Ω Power Output: 2W into 16Ω Frequency Response: 200Hz to 15kHz, ± 3dB Signal-to-Noise: 75dB Distortion: < 0.5% THD at 1kHz Speaker Level: 98dB SPL at 3 ft. Program Amplifier (Transformerless, balanced differential input) Input Level: -20dBu Input Impedance: > 100kΩ Frequency Response: 150Hz to 15kHz, ± 3dB Power Requirements Voltage: 30-VDC standard unit Current: 100 mA average Environmental 32° to 122°F (0° to 50°C) Dimensions 4.5 x 8.25 x 1.75in (HxWxD) (114 x 210 x 44mm) Weight 1.34lbs (0.61kg)