Siemens C450 IP User Manual download pdf (Page 32)

31

Appendix

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

Version 4, 16.09.2005

General specifications

Gigaset C450 IP – Free software

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:

http://www.gnu.org/copyleft/

lesser.html

u The source text, including copyright

notices for free software, is currently

available on the Internet at:

http://www.siemens.com/developer/

c455ip

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

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