WiFi Adapter
IEEE 802.11n
Interoperability
Wi-Fi certified
Cisco Compatible Extensions Program compliant with Microsoft Win7, Vista
and XP (details at:
http://www.hp.com/go/notebooks/WLAN
)
Frequency Band
2.4 GHz
Data Rates
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11n: 6.5, 7.2, 13, 14.4, 19.5, 21.7, 26, 28.9, 39, 43.3, 52,
57.8, 58.5, 65, 72.2Mbps
Frequency Support
20 MHz: 2.4 GHz bands
Modulation
Direct Sequence Spread Spectrum
DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM
Security
1
Supports 64- and 128-bit WEP, WPA, WPA2, hardware-accelerated AES,
802.1x authentication types EAP-TLS, EAP-TTLS, PEAP-GTC, PEAP-
MSCHAPv2, LEAP, EAP-FAST.
Support for Cisco Security Features (proven compatibility with Cisco Aironet
infrastructure products through the Cisco Compatible Extensions Program
Version 4) with Microsoft Windows Vista and XP only.
Sub-channels
Multinational support with frequency bands and channels compliant to local
regulations.
Media Access Protocol
CSMA/CA (Collision Avoidance) with ACK
Network Architecture
Models
Ad-hoc (Peer to Peer)
Infrastructure (Access Point Required)
Roaming
IEEE 802.11 compliant roaming between access points
Output Power
(for CCK)
2
17 dBm , nominal
Output Power
(for OFDM;
power varies by data
rate)
2
15 dBm , nominal
Power Consumption
Idle associated: 250 mW avg (CLKREQ enabled)
Idle unassociated: 425 mW avg
Transmit/Receive 20 MHz channel: 5.5 W (max)
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
3
72.2 Mbps: -71dBm
Antenna type
High efficiency dual band antenna with spatial diversity, usually mounted in
the display enclosure
Form Factor
PCI-Express Half-MiniCard
Weight
0.013 lb (6 g)
Dimensions
0.19 x 1.06 x 1.18 in (4.75 x 26.8 x 30 mm)
Operating Voltage
3.3v +/- 10%
Temperature
Operating
Non-operating
14° to 149° F (-10° to 65° C)
-40° to 176° F (-40° to 80° C)
Humidity
Operating
Non-operating
10% to 90% (non-condensing)
5% to 95% (non-condensing)
QuickSpecs
HP ProBook 4425s Notebook PC HP ProBook
4525s Notebook PC
Technical Specifications
DA - 13610 Worldwide QuickSpecs — Version 1 — 5.5.2010
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