KD-4ZQ Talkback Main Unit

KD-4ZQ Talkback Main Unit Function

Main unit and extension call and talkback each other.

Max 50 extensions can be connected.

The system can be permit max, three main unit and/or extensions to communicate simultaneously.

Technical Parameter

Power failure alarm sound pressure level of main unit: 75dB~85dB

Output audio power: ≤5W

Nonlinear distortion: ≤6%

Frequency Characteristics: 200Hz~5000Hz

Call signal: 800±100Hz intermittent tone

Frequency response relative to 800Hz is ± 3dB

Capacity: 50 lines

Operating Voltage: DC 24V

Color: Black (RAL 9005)

IP Class: IP20

Weight: 2.1KG

Power Loss: 25W

KD-4ZQ Mounting Size