FEATURES: 2-channel PA power amplifier. 100 V or 70 V output for PA installations. Highly efficient and reliable class D amplifier thanks to low-maintenance protection circuits Safe and easily connectable euroblock connectors. Excellent sound quality and little noise. POWER: 2 x 400 W RMS or 1 x 480 W RMS (single channel) GAIN: 40 dB RESPONSE: 30-15.000 Hz (-3 dB, with output level 10 dB below nominal power) DISTORSION: THD+N: <0.1% (1 kHz, 1/8 rated power, A-weighted) DYNAMIC RANGE: >95 dBA (rated power) CROSSTALK: >70 dB (rated power) DAMPING FACTOR: >200 (1 kHz, 8 Ω) INPUTS: 2 balanced/unbalanced auxiliary lines, euroblock, 20.000 Ω/10.000 Ω, 1 V RMS (0 dBV) 1 emergency/test, euroblock OUTPUTS: 1 GPIO fault indicator output, 5 V DC, euroblock FUNCTIONS: Forced ventilation with variable speed according to the temperature LED power, protection, priority and peak signal indicators Emergency input priority/contact closure test, euroblock Disabling/mute via contact closure, euroblock PROTECTION: Short circuit, open circuit, temperature, ultrasound and radio frequency CONTROLS: Volume for each channel 100/70 V switch on rear panel IMPEDANCE: 100 and 70 V, euroblock TEMPERATURE RANGE: Operation: 0ºC ~ 50ºC POWER SUPPLY: 230 V AC, 1,200 W maximum 115 V AC on demand DIMENSIONS: 483 x 44 x 380 mm depth. 1 U 19" rack WEIGHT: 5.15 kg OPTIONAL: FSD-22D: DANTE expansion module ACCESSORIES: Anti-slip adhesive pads