Antenna Type
Dual high efficiency 5 band antennae with spatial diversity, mounted in the
display enclosure
Form Factor
PCI-Express MiniCard, USB 2.0 interface
Weight
11.5 g
Dimensions
(Length x
Width x Thickness)
2.01 x 1.18 x 0.18 in (51 x 30 x 5 mm)
Voltage, Operating
3.3v +/- 10%
Temperature, Operating
(from TIA/EIA/IS-98-D)
–22° to 140° F (–30° to 60° C) (full RF performance)
–22° to 167° F (–30° to 75° C) (reduced RF performance)
Temperature, Non-
operating, 96 hours
(from
MIL-STD 202 Method 108)
–40° to 185° F (–40° to 85° C)
Humidity, Non-operating
85% relative humidity for 48 hours @ 185° F (85° C) (non-condensing)
Configuration Utilities
HP Connection Manager
LED Activity
LED Off – Radio Off;
Solid LED On – Radio On
Atheros 9285G
802.11b/g/n 1x1 WiFi
Adapter
Wireless LAN Standards
IEEE 802.11b
IEEE 802.11g
IEEE 802.11n
Interoperability
Wi-Fi certified
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: many 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
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.
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 CKK)
2
17 dBm, nominal
Output Power
(for OFDM;
power varies by data rate)
2
15 dBm, nominal
QuickSpecs
HP ProBook 4320s Notebook PC
HP ProBook 4420s Notebook PC
Technical Specifications
DA - 13568 North America — Version 19 — September 29, 2011
Page 25
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