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Appendix
16
Technical specifications
Dimensions (W x H x D)
Ergophone 12
140 x 50 x 210 mm
Weight
Ergophone 12
400 g
Operating voltage
Supply over
telephone network
Ambient temperature
0 – 40
C
Direct dial keys
Number of direct dial keys
12
Length of phone number per key
20 digits (maximum)
Data retention after power failure
> 10 years
Содержание Ergophone 12
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