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KD-1 Talkback Main Unit
China KD-1 Talkback Main Unit:
KD-1 Talkback Main Unit
Rated output power of power amplifier: ≥50W
Output power of mainunit speaker:≥1W
Rated output voltage: contsant voltage 120V
Noise level:≤一40dB
Nonlinear distortion:≤7%
Frequency characteristic: 200Hz ～ 5000Hz
Call signal is 800± 100Hz intermittent tone
Capacity: 8 lines
Main power.AC220V±10%
Emergency power:DC24V +30% -25%
Color: Black（RAL9005）
IP class:IP20
Weight:12Kg
Power:≤100W
