Bluetooth is a proprietary open wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz) from fixed and mobile devices, creating personal area networks (PANs) with high levels of security. Y ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR <b>Higher Performance When You Need It Most</b> Intel® Turbo Boost Technology 2.01 accelerates processor and graphics performance by increasing the operating frequency when operating below specification limits. The maximum frequency varies depending on workload, hardware, software, and overall system configuration. 2.0 When performance is your priority, rely on proven, trusted technology. With the cylindrical lithium-ion battery cell your laptop gets stable power that’s great for high-performance devices. Lithium-Ion (Li-Ion) Legacy Intel® Core™ Processor Intel Core i5-2xxx Fingerprint Y Numeric keyboard Y Hard Drive HDD HDMI 1 DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y HP ProBook 4530s, Intel® Core™ i5, 2.6 GHz, 39.6 cm (15.6"), 1366 x 768 pixels, 4 GB, 320 GB HP ProBook 4530s. Form factor: Clamshell. Processor family: Intel® Core™ i5, Processor model: i5-2540M, Processor frequency: 2.6 GHz. Display diagonal: 39.6 cm (15.6"), HD type: HD, Display resolution: 1366 x 768 pixels. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Storage media: HDD, Optical drive type: DVD Super Multi DL. On-board graphics card model: Intel® HD Graphics 3000. Operating system installed: Windows 7 Professional. Product colour: Grey, Metallic The HP ProBook 4350s is a laptop aimed at business users who travel a lot but need a reliable working companion. However, the build quality and impressive set of specifications recommends the ProBook to anyone looking for a solid laptop for home use an... The HP ProBook is a sturdy, versatile laptop that will suit anyone who needs something portable and powerful. Its slight build belies the fact that the ProBook is as rugged as they come and can withstand a bit of rough treatment. If you plan on using t... https://www.expertreviews.co.uk/laptops/51126/hp-probook-4530s-review HP’s ProBook range sits between the business-focused EliteBook series and the more consumer oriented Pavilion laptops. The 4530s is a good example: its brushed-metal finish, simple yet sleek design and high performance components won’t look out of plac... A business laptop for the masses maybe, but home users can find better value elsewhere ... https://www.itpro.co.uk/635848/hp-probook-4530s-review We're used to laptop manufacturers going to great lengths to include as many features as possible in their business models, but styling often goes ignored. It's therefore refreshing to see HP striking a balance between form and function with its ProBook 4530s... It can’t match the extensive connectivity of some of its competitors, but the ProBook 4530s is still an excellent business laptop. Beyond the eye-pleasing styling, it has solid performance at a mid-range price. The superb keyboard makes it a joy to use...