Hp ProBook 640 g2 "refurbished grade A") 4GB ram, 500gb holding HDD, DVD-RW, is good choice for professional work. It has a light weight body, its out puts has powerful performance, with the combination of strong processor plus a superior ram.the battery back up is good for daily use, gadgets run on windows 7 professional operating system, design, input device and sound weighs around 1.95kg, provides basic, inputs, full sized chiclet and a resistant premium keyboard with DVD writer. A finger print sensor writer is present for greater security. This hp pro book 640g2 has two integrated speakers are present powered by DTS studio sound that gives out clear sound, performs a very fast speed connectivity and camera for sharing and net working, it's battery is capable of running around 5 hours, it also offers options like wireless Lan 802.11, a Bluetooth v4.2, USB 3.0 slot, a head phone jack, micro phone jack, SD card reader and a web cam for video calling and recording.
NOTE: This product is refurbished fully functional in an excellent condition and has been professionally inspected, tested