110
Appendix
Gigaset S450 IP LBA / IM-Nord_en / A31008-M1713-R221-2-7619 / appendix.fm / 28.3.07
Ve
rs
ion 4,
16
.09.
2005
General specifications
Symbols
This section explains the meaning of cer-
tain symbols and typographical conven-
tions that are used in this user guide.
Copy Entry
/
Copy List
(example)
Select one of the two specified
menu functions.
~
Enter digits or letters.
§Save§
The display keys' current func-
tions are shown reverse high-
lighted in the bottom display
line. Press the display key
below to launch the function.
q
Press the control key at the top
or bottom: scroll up or down.
r
Press the control key on the
right or left: e.g. select set-
ting.
c
/
Q
/
*
etc.
Press the matching key on the
handset.
Interfaces
Fixed network, Ethernet
No. of channels
60 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 300 m outdoors,
up to 50 m in buildings
Base station
power supply
230 V ~/50 Hz
Environmental
conditions in oper-
ation
+5 °C to +45 °C;
20% to 75% humidity
Dialling mode
DTMF (touch tone dialling)
Flash time
250 ms
Codecs
G711, G726, G729AB with
VAD/CNG
Quality of Service TOS, DiffServ
Protocols
DECT, GAP, SIP, RTP, DHCP,
NAT Traversal (STUN),
HTTP