QuickSpecs

HP ProBook 4425s Notebook PC HP ProBook 4525s Notebook PC

Technical Specifications

Altitude

Operating

0 to 10,000 ft (3,048 m)

 

Non-operating

0 to 50,000 ft (15,240 m)

LED Activity

LED Off - Radio OFF; Solid LED On - Radio ON

1.Check latest software/driver release for updates on supported security features.

2.Maximum output power may vary by country according to local regulations.

3.Receiver sensitivity is measured at a packet error rate of 8% for 802.11b (CCK modulation) and a packet error rate of 10% for 802.11a/g (OFDM modulation).

4.WLAN supplier's client utility is required for Cisco Compatible Extensions support with Microsoft Windows XP. WLAN may also be compatible with certain third-party software supplicants. WLAN supplier IHV extensions required for Cisco Compatible Extensions support for Microsoft Windows Vista and Win7.

Broadcom 4312G

Wireless LAN Standards

IEEE 802.11b

802.11b/g WiFi Adapter

 

IEEE 802.11g

 

Interoperability

Wi-Fi certified

 

 

Cisco Compatible Extensions Program compliantwith Microsoft Windows

 

 

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

 

Modulation

Direct Sequence Spread Spectrum

 

 

DBPSK, DQPSK, CCK, OFDM

 

Security1

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

Ad-hoc (Peer to Peer)

 

Models

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; 15 dBm , nominal

 

power varies by data

 

 

rate)2

 

 

Power Consumption

Idle associated: 250 mW

 

 

Idle unassociated: 150 mW

 

 

Transmit: 2.0 W (max)

 

 

Receive: 2.0 W (max)

 

Power Management

ACPI compliant power management

 

 

802.11 compliant power saving mode

 

Receiver Sensitivity3

54 Mbps: -71 dBm, 11 Mbps: -85 dBm , 1 Mbps: -95 dBm

DA - 13610 Worldwide — Version 8 — September 14, 2010

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