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Appendix
CX 253i / SWZ PTT en / A31008-X353-P100-1-19 / appendix.fm / 03.12.2007
Specifications
General specifications
Power consumption
Feature
Value
DECT standard
is supported
GAP standard
is supported
No. of channels
120 duplex channels
Radio frequency range
1880–1900 MHz
Duplex method
Time multiplex, 10 ms frame length
Channel grid
1728 kHz
Bit rate
1152 kbit/s
Modulation
GFSK
Language code
32 kbit/s
Transmission power
10 mW, average power per channel
Range
up to 250 m outdoors, up to 40 m indoors
Power supply/Base
220/230 V ~/ 50 Hz
(mains unit C39280-Z4-C373)
ISDN connection
ISDN-Multiple Connection IAE
Environmental conditions for operation
+5 °C to +45 °C;
20 % to 75 % relative humidity
Dialling mode
DTMF (tone dialling)
Dimensions
approx. 210 x 245 x 82 mm (L x B x H)
Weight incl. mains unit
Base station, approx. 970 g
Length of cords
Telephone connecting cord approx. 3.0 m
Mains cable approx. 1.85 m
Operating state
Top E604isdn
Idle status
2.6 W
Internal connection between the base station (via the receiver) and a handset 2.7 W
External connection to base station via receiver
2.8 W
External connection to base station via handsfree talking
2.8 W
External connection to base station via handset
2.8 W
External connection to base station via receiver and two-way recording on
voice mail service
3.1 W