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 HDMI 1 HP ProBook 4310s Notebook PC, Intel® Core™2 Duo, 2.2 GHz, 33.8 cm (13.3"), 1366 x 768 pixels, 3 GB, 320 GB HP ProBook 4310s Notebook PC. Processor family: Intel® Core™2 Duo, Processor model: T6670, Processor frequency: 2.2 GHz. Display diagonal: 33.8 cm (13.3"), Display resolution: 1366 x 768 pixels. Internal memory: 3 GB, Internal memory type: DDR3-SDRAM. Total storage capacity: 320 GB, Optical drive type: DVD Super Multi DL. Operating system installed: Windows 7 Professional. Weight: 1.97 kg http://reviews.cnet.co.uk/laptops/hp-probook-5310m-review-49304614/ At first glance, it would be easy to label the HP ProBook 5310m laptop a knockoff of a late 2007 MacBook. The all-black casing, made from aluminium and magnesium alloy, and the chiclet-style keyboard certainly support that judgement. But the ProBook... Excellent design; good performance; reasonable price On the heavy side for an ultra-portable laptop; fingers don't slide easily on the touchpad A reasonably priced ultra-portable laptop with some pop, the configuration of the HP ProBook 5310m that we tested is a fine travel companion ... https://www.alphr.com/hp/hp-probook-4310s/30545/hp-probook-4310s-review/ After laying eyes on HP's ProBook 4310s for the first time, you'd be forgiven for thinking you'd travelled back through time to an age when laptops were square and practical, but never particularly pretty. But despite the fact that there's hardly a cur... It might look a little 1980s, but it skilfully blurs the line between business and pleasure ... http://www.zdnet.co.uk/reviews/ultraportables/2009/11/09/hp-probook-4310s-39867164/ The ProBook 4310s is an unremarkable 13.3in. notebook that's bulkier than we'd like and delivers disappointing battery life. The price is competitive, though, and the keyboard is comfortable to use. Good keyboard, Highquality audio subsystem, Optical drive supports Bluray Relatively bulky and heavy, Glossy shell attracts fingerprints, Disappointing battery life The ProBook 4310s is an unremarkable 13.3in. notebook that's bulkier than we'd like and delivers disappointing battery life. The price is competitive, though, and the keyboard is comfortable to use... http://www.itreviews.com/hp-probook-4310s/ If you want a smart, solid, well performing and dependable notebook thats comfortable to operate and throws in a number of useful and entertaining peripherals, then the ProBook 4310s is definitely worth examining, despite some glaring design flaws. H...