LED Activity
LED Off - Radio Off;
Solid LED On - Radio On
Intel Centrino Advanced -
N 6235 802.11a/g/n (2x2)
Bluetooth v4.0 combo
Wireless LAN Standards
IEEE 802.11a
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Interoperability
Wi-Fi certified
Cisco Compatible Extensions Program compliant with Microsoft Windows 7,
Windows Vista and XP (details at:
http://www.hp.com/go/notebooks/WLAN
)
Frequency Band
2.4 GHz and 5 GHz
Data Rates
802.11a: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11b: 1, 2, 5.5, 11 Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps
802.11n: 66 possible data rates, ranging from 6 Mbps to 300 Mbps, depending
on the combination of Bandwidth, Modulation Coding Scheme, and Guard
Interval used, as defined in IEEE 802.11n specification
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 5) with Microsoft Windows 7, 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
2
13.5 dBm , nominal
Power Consumption
Idle associated: 250 mW
Idle unassociated: 100 mW
Radio disabled: 75mW
Transmit: 2.0 W (max)
Receive: 1.6 W (max)
Power Management
ACPI compliant power management
802.11 compliant power saving mode
Receiver Sensitivity
3
54 Mbps: -71 dBm, 11 Mbps: -85 dBm , 1 Mbps: -95 dBm
Antenna Connections
High efficiency dual band antenna with spatial diversity, mounted in the
display enclosure
Form Factor
PCI-Express Half-MiniCard 1.2
Weight
0.013 lb (6 g)
QuickSpecs
HP ProBook 4440s/1s Notebook PC
HP ProBook 4540s Notebook PC
HP ProBook 4740s Notebook PC
Technical Specifications
DA - 14306 Worldwide — Version 7 — April 25, 2013
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