QuickSpecs

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

Technical Specifications

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)217 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

Antenna type

High efficiency dual band antenna with spatial diversity, mounted in the

 

display enclosure

 

Form Factor

PCI-Express Half-MiniCard

 

Weight

0.013 lb (6 g)

 

Dimensions

0.19 x 1.06 x 1.18 in (4.75 x 26.8 x 30 mm)

Operating Voltage

3.3v +/- 10%

 

Temperature

Operating

14° to 149° F (-10° to 65° C)

 

Non-operating

-40° to 176° F (-40° to 80° C)

Humidity

Operating

10% to 90% (non-condensing)

 

Non-operating

5% to 95% (non-condensing)

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

DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010

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HP 4720S manual Display enclosure Form Factor

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.