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) Built in 4G 4G No matter where you stand, this screen delivers clear, vivid images with 178º wide-viewing angles, so everyone can get a great view. ips Stylus pen Y Touch screen Y HP A05RMPA, 29,5 cm (11.6"), 1366 x 768 Pixeles, 8 GB, DDR4-SDRAM, Windows 11 Pro HP A05RMPA. Pantalla diagonal: 29,5 cm (11.6"), Tipus HD: HD, Resolució de pantalla: 1366 x 768 Pixeles, Pantalla sensible al tacte. Memòria interna: 8 GB, Tipus de memòria interna: DDR4-SDRAM. Model d'adaptador de gràfics en funcionament: Intel® UHD Graphics. Generació de la xarxa mòbil: 4G. Sistema operatiu subministrat: Windows 11 Pro