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. Y Take your audio experience to the next level with smart amplification technology giving you loud, clear and dynamic sound. Y Get ready for immersive audio you wouldn’t expect from a laptop. Quad-stereo speakers deliver rich, full sound whether you’re jamming out or staying in with a movie. 4 Get the thin device you want without sacrificing battery life. The lithium polymer battery delivers the same long-lasting charge of bulkier battery technology. Lithium Polymer (LiPo) Corning Gorilla Glass stands up to all the daily abuse a touch screen takes. From gripping to swiping—help reduce accidental damage with strong, more durable protection than most displays. Gorilla Glass Fast charging batteries Y Keyboard backlit Y Touch screen Y EPEAT is the premier global ecolabel for electronics and technology products. EPEAT HP D87FSPA, 14", 2880 x 1800 pixels, Windows 11 Home, Gray HP D87FSPA. Form factor: Clamshell. Display diagonal: 14", HD type: 3K, Display resolution: 2880 x 1800 pixels, Touchscreen. Operating system installed: Windows 11 Home. Product color: Gray. Weight: 2.8 lbs (1.27 kg)