Cisco 7925G - Unified Wireless IP Phone VoIP Datasheet - Page 4

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Cisco 7925G - Unified Wireless IP Phone VoIP Datasheet
Features
Deployment tools
Language support
Table 2.
Item
Protocol
Frequency band and operating
channels
Support mode
Data rates
Nonoverlapping channels
Wireless modulation
Receiver sensitivity
(typical)
Transmitter output power
Range
(stated ranges are from measured
open-site range testing)
© 2008-2011 Cisco and/or its affiliates. All rights reserved. This document is Cisco Public Information.
Description
Integrated site survey tool
Bulgarian, Catalan, Chinese, Croatian, Czech, Danish, Dutch, English, Finnish, French, German, Greek,
Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Romanian, Russian, Serbian, Slovak,
Slovenian, Spanish, and Swedish
Wireless Characteristics
Description
IEEE 802.11a, 802.11b, and 802.11g
FCC: (-A)
● 2.412-2.462 GHz; 11 channels
● 5.15-5.25 GHz Unlicensed National Information Infrastructure (UNII-1), 5.25-5.35 GHz (UNII-2), and
5.725-5.825 GHz (UNII-3); 12 channels
● 5. 47-5.725 GHz; 11 channels
ETSI: (-E)
● 2.412-2.472 GHz; 13 channels
● 5.15-5.725 GHz; 19 channels
Japan: (-P)
● 2.412-2.472 GHz; 13 channels Orthogonal Frequency Division Multiplexing (OFDM)
● 2.412-2.484 GHz; 14 channels Complementary Code Keying (CCK)
● 5.15-5.725 GHz; 19 channels
Rest of World: (-W)
● Uses IEEE 802.11d to identify band ranges and channels
● IEEE 802.11a
● IEEE 802.11b/g
● Autosensing, IEEE 802.11b/g preferred over IEEE 802.11a
● Autosensing, IEEE 802.11a preferred over IEEE 802.11b/g
● Received signal strength indicator (RSSI) (default)
IEEE 802.11a:
6, 9, 12, 18, 24, 36, 48, and 54
Mbps
● IEEE 802.11a: Up to 23 (including radar channels)
● IEEE 802.11b/g: 3 (Japan uses 4)
(Bluetooth 2.0 also makes use of the 2.4 GHz spectrum, so IEEE 802.11a is recommended when using
Bluetooth 2.0)
● IEEE 802.11a: OFDM
● IEEE 802.11b: Direct sequence spread spectrum (DSSS)
● IEEE 802.11g: OFDM and DSSS
IEEE 802.11a:
● 6 Mbps: -91 dBm
● 9 Mbps: -90 dBm
● 12 Mbps: -88 dBm
● 18 Mbps: -86 dBm
● 24 Mbps: -82 dBm
● 36 Mbps: -80 dBm
● 48 Mbps: -77 dBm
● 54 Mbps: -75 dBm
IEEE 802.11a OFDM:
● 40 mW (16 dBm)
● 32 mW (15 dBm)
● 20 mW (13 dBm)
● 8 mW (9 dBm)
● 3.2 mW (5 dBm)
● 1 mW (0 dBm)
IEEE 802.11a:
● 6 Mbps: 604ft (184 m)
● 9 Mbps: 604 ft (184 m)
● 12 Mbps: 551 ft (168 m)
IEEE 802.11b:
1, 2, 5.5, and 11 Mbps
IEEE 802.11b:
● 1 Mbps: -96 dBm
● 2 Mbps: -95 dBm
● 5.5 Mbps: -90 dBm
● 11 Mbps: -87 dBm
IEEE 802.11b CCK:
● 50 mW (17 dBm)
● 20 mW (13 dBm)
● 8 mW (9 dBm)
● 3.2 mW (5 dBm)
● 1 mW (0 dBm)
IEEE 802.11b:
● 1 Mbps: 1,010 ft
(308 m)
● 2 Mbps: 951 ft (290 m)
Data Sheet
IEEE 802.11g:
6, 9, 12, 18, 24, 36, 48, and 54
Mbps
v802.11g:
● 6 Mbps: -91 dBm
● 9 Mbps: -90 dBm
● 12 Mbps: -87 dBm
● 18 Mbps: -86 dBm
● 24 Mbps: -82 dBm
● 36 Mbps: -80 dBm
● 48 Mbps: -77 dBm
● 54 Mbps: -76 dBm
IEEE 802.11g OFDM:
● 40 mW (16 dBm)
● 32 mW (15 dBm)
● 20 mW (13 dBm)
● 8 mW (9 dBm)
● 3.2 mW (5 dBm)
● 1 mW (0 dBm)
IEEE 802.11g:
● 6 Mbps: 709 ft (216 m)
● 9 Mbps: 650 ft (198 m)
● 12 Mbps: 623 ft (190 m)
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