Lenovo IdeaPad B50-30 15.6" (1366x768) Anti-Glare / Intel Quad Core N3540 (2M Cache, 2.16 GHz up to 2.66 GHz) / 4GB RAM / 500GB HDD / Intel HD Graphics / DVD/RW / Bluetooth / WebCam / Wi-Fi / 1.9Kg / Black / No OS