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 Hard Drive HDD HP 6735b, AMD Athlon, 1,9 GHz, 39,1 cm (15.4"), 1280 x 800 pixels, 1 GB, 160 GB HP 6735b. Processor family: AMD Athlon, Processor model: QL-60, Processor frequency: 1,9 GHz. Display diagonal: 39,1 cm (15.4"), Display resolution: 1280 x 800 pixels. Internal memory: 1 GB, Internal memory type: DDR2-SDRAM. Total storage capacity: 160 GB, Storage media: HDD. Discrete graphics card model: AMD Radeon HD 3200. Operating system installed: Windows Vista Business. Weight: 2,7 kg https://www.techradar.com/reviews/pc-mac/laptops-portable-pcs/laptops-and-netbooks/hp-compaq-6735b-613864/review With the Compaq 6735b laptop, HP is looking to target those after an affordable work notebook that also want basic consumer features to keep themselves entertained. To a certain extent theyve succeeded, and the machine could have been a good all-round... Good features, Decent 3D performance, Good connectivity Overall performance, Average screen