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The sound powered telephone is designed for use on-board for communication. |
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It is amplified batteryless telephone. And it is also used for common battery |
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telephone. When everything else fails, HSC system continues to provide |
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high quality telephone communication. There are two types: Direct-call type |
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system, which is consist of two direct -call type telephones; Selective-call type, |
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which is consist of several selective-call type telephones. |
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| Features |
| ● Loud and clear with no external power |
| ● Press key to call |
| ● Flashing light signalling unit |
| ● Headset telephone with anti-noise funtion |
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Technical data
Ring density: ≥85dB
Contact of Relay box: 220VAC/2A or 24VDC/ 3A
Maximum line capacity: 24 lines
Power supply (optional): 24VDC +/- 0.3A |
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