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 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) 4th Generation Intel® Core™ processors are based on Intel® microarchitecture formerly known as Haswell, manufactured on 22 nm process technology with 3D tri-gate transistors. This platform provides excellent CPU, graphics, media performance, flexibility, and enhanced security over the 3rd generation Intel® Core™ processors, making it ideal for a broad range of intelligent systems. Intel Core i5-4xxx DisplayPort 1 Numeric keyboard Y Hard Drive HDD DIRECTIVE (EU) 2022/2380 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL of 23 November 2022 (Part III) y HP WD689EA, Intel® Core™ i5, 2.26 GHz, 15.6", 1366 x 768 pixels, 2 GB, 320 GB HP WD689EA. Form factor: Clamshell. Processor family: Intel® Core™ i5, Processor model: i5-430M, Processor frequency: 2.26 GHz. Display diagonal: 15.6", Display resolution: 1366 x 768 pixels. Internal memory: 2 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, Discrete graphics card model: AMD Mobility Radeon HD 4550. Operating system installed: Windows 7 Professional. Product color: Black, Silver http://www.insidehw.com/Reviews/Notebooks/HP-ProBook-6540b-Business-Reliability.html HP's ProBook series has imposed itself a great deal to business users and put potential buyers in a difficult position, having to make their pick among many options. HP has invested a lot in this segment, and good results were consequential. The popula... https://www.notebookcheck.net/Review-HP-ProBook-6540b-WD690EA-Notebook.28619.0.html The 15.6" ProBook want's to hold its own in the budget office mid-range class. With matt TFT, Core i5 performance, 1.600X900 pixels and generous connections, it could do just that. Is it perfect in every department? Find out in our review.Notebookche... High performance for applications, Rapid hard drive, Stable case, Matt display, Good contrasts, Good feedback from the keyboard and touchpad, Good battery life, Many connection ports (Serial! ), Minimal heat loss High audibility under load, Single-speaker Solid Business Allrounder with all the trimmings The ProBook 6540b shows itself to be a reasonably priced but nevertheless fully thought-out business notebook . Connections like serial, display port, modem or optional fittings like the docking station or... http://blog.laptopz.com/2010/03/19/hp-pro-book-6540b-review/ Major notebook vendors have introduced the latest i processor with Intel launched Intel Core I series Duo processor. In all I processors, Core i5 positioning moderate, it is bound to become the first choice of mainstream configuration. Today we review ... As a HP introduced the first processors with Core i5 business notebook, HP Pro Book 6540b revirw will stop here, and I simply say the following strengths and weaknesses.Pro:Excellent machine configuration, business festive atmosphere;Adding a small ke...