Perfect for your first PC or a second machine! Functionality confirmed. ■ Ready to use as soon as it arrives. ■ Prices are set low from the start. ■ Windows 10 Genuine and pre-installed. ■ Performance Specifications Brand: Lenovo Model: ThinkPad T420i 4178-BBJ Screen: 14 inches HDD Capacity: 320 GB CPU: Core i3-2350M 2.3GHz Memory: 4GB LAN: 10/100/1000Base built-in WiFi: Built-in 802.11n Drive: DVD Multi (RAM, -R/RW, +R/RW) USB: 3 ports (including 1 eSata) Monitor: RGB port Other: Biometric authentication system LCD screen No scratches, color unevenness, or dead pixels. ■ Additional Notes I haven't used the biometric authentication system, so I don't know if it works. ■ What's Included Computer body, dedicated AC power adapter