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Model No: SD-4504 Specifications:
1) Refresh rate:
a) NTSC: 60 fields/sec
b) PAL: 50 fields/sec
2) Resolution (H x V):
a)
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Model No: SD-891RC35 Features:
1) Visitor calling, dual communication, unlocking
2) Monitoring, internal calling
3) With infrared LED on door station
4) Power: AC 100 - 240V
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Model No: SD-880RC1205-801 Features:
1) Visitor calling, dual communication, unlocking
2) Monitoring, internal calling
3) With infrared LED on door station
4) Power: AC 100 - 240V
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Model No: SD-720AR7-1 Features:
1) Dual-way audio communication
2) 2-cord without polarity wiring
3) Free combination between 4 handsets and 2 door stations
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Model No: SD-880D4-2 Features:
1) Visitor calling, dual communication, unlocking
2) Monitoring, internal calling
3) Infrared LED on door station
4) Door station for 2 flats
5) Rain cover
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Model No: SD-880RC1202 Features:
1) Color video door phone
2) Monitoring, internal calling
3) With infrared LED on door station
4) Power: AC 100 - 240V
5) Visitor calling, dual communication, unlocking
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Model No: SD-891RC35 Features:
1) Two-wire
2) Monitoring, internal calling
3) With infrared LED on door station
4) Power: AC 100 - 240V
5) Visitor calling, dual communication, unlocking
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