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

Models: 4720S

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

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.

One of the main features of the HP 4720s is its 17.3-inch display. This spacious screen provides a generous workspace for multitasking, with a resolution of 1600 x 900 pixels. The anti-glare technology helps reduce reflections, ensuring that users can work comfortably in different lighting conditions. The large screen also makes it suitable for presentations and sharing visuals with colleagues.

Under the hood, the HP ProBook 4720s is equipped with Intel's second generation Core processors. The inclusion of options such as the Intel Core i5 and i7 provides users with the power necessary for demanding applications while maintaining energy efficiency. With up to 8GB of DDR3 RAM, multitasking is seamless, allowing users to run multiple applications simultaneously without experiencing lag.

Storage options are varied, including traditional hard drives and solid-state drives which offer faster data access speeds. This flexibility ensures that users can choose the configuration that best fits their needs, balancing performance and storage capacity.

In terms of connectivity, the HP 4720s offers a range of ports including USB 2.0 and USB 3.0, HDMI, and Ethernet, providing users with versatile options for connecting peripherals and external displays. The integrated webcam and microphone are essential for video conferencing, essential in today’s remote working environment.

Another characteristic that makes the HP ProBook 4720s stand out is its security features. The optional fingerprint reader and HP’s Client Security software provide enhanced protection for sensitive data. This focus on security is crucial for professionals who handle confidential information.

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.