TOUCHSCREEN Dell Inspiron 15 5578 - Theoretical Gray. 15.6-inch FHD (1920 x 1080) IPS Truelife LED-Backlit Touch Display with Wide Viewing Angles-HD Camera. 7th Generation Intel Core i3-7100U Processor (3M Cache, up to 2.40 GHz). 4GB, 2400MHz, DDR4; upto 16GB (additional memory sold separately). 500GB 5400RPM SATA Hard Drive. Intel HD graphics 620 with shared graphics memory. Windows 10 Home 64bit English. No ODD. 42WHr, 3-Cell Battery (Integrated). 1 x HDMI. 2 x USB 3.0, 1 x USB 2.0. 1 x combo headphone / microphone Jack. 3 in 1 Card Reader (SD, SDHC, SDXC). 802.11ac + Bluetooth 4.2, Dual Band 2.4&5 GHz, 1x1. Non Backlit Keyboard, English. Integrated widescreen HD (720p) Webcam with Single Digital Microphone. Bluetooth tied to wireless card. Stereo speakers professionally tuned with Waves MaxxAudioR. 45 Watt AC Adapter.