SSA-250 calling device, 250-watt power, NEDA SSA-250, 250W amplifier

Specifications SSA-250 Bluetooth and USB device call 250 watts output power: 250 watts output speaker outlets: 4-16 ohms, 50Hz/70Hz/100Hz input: Microphone 1-2-3-4-5 mV / 600 ohms unbalanced TRS input tone: - High sound layer: ± 10 dB at 100 Hz low sound layer: ± 10 dB at 10 kHz frequency response: 50 Hz - 15 kHz signal-to-noise ratio: Microphone 1-2-3-4-5 66 dB and backup 1-2 80 dB THD: less than 1% at 1 kHz, 1/3 rated power modern mutual: Microphone 80 dB and backup 85 dB sound level: Microphone 1 greater than input signals with other inputs from 0-30 dB light protection: AC fuse, short circuit, and high temperature power requirements: 220-240V 50/60Hz power supply: 220-240V 50/60Hz dimensions: 484 x 305 x 88 weight: 11 kg total weight: 12 kg NEDAA SSA-250 Mixer Amplifier input sensitivity / impedance: 250W speaker output: 4 ᷈ 16 Ω / 50V/70V/100V input Microphone 1,2,3,4,5 mV / 600 ohms unbalanced TRS input AUX 1,2: 350mV / 10K ohms, unbalanced RCA input tone: Bass: 100Hz ± 10dB Treble: 10KHz ± 10dB crossover: MIC: 80dB; AUX 85dB signal-to-noise ratio: MIC 1,2,3,4,5 66dB; AUX 1,2 80 dB THD: less than 1% at KHz, 1/3 rated power protection: AC fuse, short circuit, and high temperature power requirement: 220-240V 50/60Hz dimensions: 484 x 305 x 88 weight: 11 kg gross weight: 12 kg