HP 4720S manual DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM, Fast

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QuickSpecs

HP ProBook 4520s Notebook PC HP ProBook 4720s Notebook PC

Technical Specifications

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 (CKK modulation) and a packet error rate of 10% for 802.11a/g (OFDM modulation).

Intel Centrino AdvancedWireless-N

LAN StandardsIEEE 802.11a

6200

 

IEEE 802.11b

 

 

IEEE 802.11g

 

 

IEEE 802.11n*

 

 

* In countries where 802.11n is not allowed, this capability is not enabled.

Interoperability

Wi-Fi certified

 

 

Cisco Compatible Extensions Program compliant with Microsoft Windows

 

 

Vista and XP (details at: http://www.hp.com/go/notebooks/WLAN)

Frequency Band

2.4 GHz and 5GHz

Antenna Structure

2 transmit; 2 receive (2x2)

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

Security1

 

Authentication: WPA and WPA2, 802.1x (EAP_TLS, TTLS, PEAP, LEAP, EAP-

 

 

FAST)

 

 

Authentication Protocols: PAP, CHAP, TLS, GTC, MS-CHAP, MS-CHAPv2

 

 

Encryption: 64 and 128-bit WEP, AES-CCMP, CKIP, TKIP

 

 

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 2.4GHz band Access Points

Output Power (for CCK

17 dBm max

and OFDM)2

 

Power Consumption

Transmit: 2.3 Watts (max, with two spatial streams)

 

 

Receive: 1 Watt (max with two spatial streams)

 

 

Idle mode3: 35 mW (average)

 

 

Radio off: 20 mW (max)

Power Management

ACPI compliant power management

 

 

802.11 compliant power saving mode

Receiver Sensitivity4

54 Mbps: -76 dBm, 6 Mbps: -92 dBm

DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010

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Contents QuickSpecs At a Glance Only available with HP ProBook 4520s with Intel HD Graphics Intels numbering is not a measurement of higher performance Memory speed is processor dependent Is subject to country regulatory approval Detected Hdmi VGAOptional Features HP Fingerprint Sensor HP Privacy Filter Charge does not apply to the HP 9-cell battery QuickSpecs AT912AA AT911AAAT913AA FE477AAAU103AA AY475AAAU650AA RC465AABoth memory slots Up to Slot 2048 MB 1024 MB Removable Media Drive Support Energy Star CSAEpeat IcesCIT BsmiGost SabsLED HP ProBook 4520s Notebook PC HP ProBook 4720s Notebook PCLED PPI Typical reads, including QuickSpecs 8X-DVD Transfer Mode Udma Mode Interface Gen 1 SataDVD+R DVDDVD+RW 8X DVD-RBD-ROM, BD-R, BD-RE RTL8151DH-GR DACADC Mark, Other Countries GPS DBPSK, DQPSK, CCK, Ofdm Fast DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM10% to 90% non-condensing Frequency Band GHz DA 13569 Worldwide QuickSpecs Version 2 Display enclosure Form Factor Including Standby, Hold, Park, and Sniff Object Push Profile OPP 1,2 File Transfer Profile FTP Batteries used in the product do not contain QuickSpecs Corrugated Carton 300 g Productdesign/ecolabels.html HP ProBook 4520s Notebook PC HP ProBook
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4720S specifications

The HP ProBook 4720s is a well-engineered business laptop that combines performance, durability, and affordability, making it suitable for professionals and small business owners alike. Introduced as part of the HP ProBook series, this model stands out for its robust build quality and essential features tailored to meet the demands of various work environments.

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Moreover, the laptop's design features a sturdy chassis that meets military specifications for durability. This ruggedness is complemented by a spill-resistant keyboard, which enhances its usability in various environments.

Overall, the HP ProBook 4720s embodies a balance of performance, functionality, and durability. Its features cater well to business users seeking a reliable device, making it a commendable choice in the competitive landscape of laptops. Whether for office use or on-the-go productivity, the HP 4720s delivers a solid computing experience.