Siemens C450 IP Manual De Usuario

Gigaset C450 IP / IM-Nord EN / A31008-M1713-R201-3-7643 / appendix.fm / 15.02.2007

Ve

rs

ion 4,

 16

.09.

2005

Your Gigaset C450 IP's firmware contains, 

amongst other things, free software that 

is licensed under the GNU Lesser General 

Public License. This free software was 

developed by a third party and is protected 

by copyright. You will find the licence text 

in its original English version on the pages 

that follow. 
The software is provided free of charge. 

You are authorised to use this free soft-

ware in accordance with the above-men-

tioned licence conditions. In the event of 

contradictions between these licence con-

ditions and the licence conditions that 

apply for the software according to 

Siemens Home and Office Communica-

tion Devices GmbH & Co. KG, the above-

mentioned licence conditions shall take 

precedence for the free software. 
The GNU Lesser General Public License 

(LGPL) is supplied with this product. You 

can also download the licence conditions 

from the Internet: 
u The LGPL is available on the Internet at: 

u The source text, including copyright 

notices for free software, is currently 

available on the Internet at: 
http://www.siemens.com/developer/

For more information and Internet links to 

the source text of the free software, see 

the Online Support pages on the Internet 

at: 
www.siemens.com/gigasetcustomercare 

Interfaces

Fixed network, Ethernet

DECT standard

is supported

GAP standard

is supported

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 chan-

nel

Range

up to 300 m outdoors, 

up to 50 m indoors

Base station 

power supply

230 V ~/50 Hz

Environmental 

conditions for 

operation

+5 °C to +45 °C; 
20% to 75% relative 

humidity

Dialling mode

DTMF (touch tone dial-

ling)/DP (dial pulsing)

Flash time

250 ms

Codecs

G711, G726, G729AB with 

VAD/CNG

Quality of Service TOS, DiffServ
Protocols

DECT, SIP, RTP, DHCP, NAT 

Traversal (STUN)

Base station 

dimensions

105 x 132 x 46 mm 
(L x W x D)

Dimensions, 

handset

141 x 53 x 31mm 
(L × W × H)

Base station 

weight

130 g 

Weight of handset 

with battery

116 g