QuickSpecs

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

Technical Specifications

Antenna Connections

2 U.FL type connectors, 50 ohm nominal impedance

Form Factor

PCI-Express Half-MiniCard

 

Weight

0.0075 lb (3.4 g)

 

Dimensions

0.12 x 1.06 x 1.18 in (3.1 x 26.8 x 30.0 mm)

Operating Voltage

3.3V +/- 9%

 

Temperature

Operating

32° to 176° F (0° to 80° C)

 

Non-operating

-40° to 176° F (-40° to 80° C)

Humidity

Operating

10% to 90% (non-condensing)

 

Non-operating

5% to 90% (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.In Power Save Polling mode and on battery power.

4.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).

5.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.

Broadcom 4322AGN Wireless LAN StandardsIEEE 802.11a

802.11a/b/g/n

IEEE 802.11b

WiFi Adapter

IEEE 802.11g

 

IEEE 802.11n*

Interoperability

Wi-Fi certified (802.11abg only)

 

Cisco Compatible Extensions Program compliant (802.11abg only) with

 

Microsoft Windows Vista and XP (details at:

 

http://www.hp.com/go/notebooks/WLAN)

Frequency Band

2.4 GHz and 5 GHz

Data Rates

802.11b: 1, 2, 5.5, 11 Mbps

 

802.11a/g: 6, 9, 12, 18, 24, 36, 48, 54 Mbps

 

802.11n: 6, 6.5, 9, 12, 13, 13.5, 18, 19.5, 24, 26, 27, 36, 39, 40.5,

 

48, 52, 54, 58.5, 65, 78, 81, 104, 108, 117, 121.5, 130, 135, 162,

 

216, 243, 270, 300 Mbps

Frequency Support

20 MHz: 2.4 GHz and 5 GHz bands

 

40 MHz: 2.4 GHz and 5 GHz bands

Modulation

Direct Sequence Spread Spectrum

 

DBPSK, DQPSK, CCK, OFDM, BPSK, QPSK, 16-QAM, 64-QAM

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.

DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010

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HP 4720S manual 10% to 90% non-condensing

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.