Brand Name: QMDZ Port: 3.5 mm Mic Jack Port: 2*USB3.0 Port: HDMI Video Memory Capacity: Main memory allocated memory Display Size: 15.6" Display Ratio: 16:9 Screen Refresh Rate: 60Hz Dimensions (WxHxD): 360X238X7.5MM Hard Drive Capacity: 512GB Weight (Battery Included): 1.8Kg-2.0Kg Hard Drive Type: SSD Certification: CE Certification: FCC Item Condition: New Operating System: windows 10 Model Number: Q156 Graphics Card Model: Intel HD Modded Type: Ultraslim CPU Brand/Model: Intel Celeron J4125 Panel Type: IPS Optical Drive Type: None Average Battery Life(in hours): 7-8 hours RAM: 8GB Body Material: plastic Package: Yes Thickness: ≥20mm Display resolution: 1920x1080 Feature: bluetooth Feature: Camera Feature: Backlit keyboard Dimensions (WxHxD): 360*238*7.5mm Graphics Card Model: Intel Core graphics card 500 Average Battery Life(in hours): 7-8 hours Color: Silver Memory: 8G+128G/256G/512G/1TB SSD Keyboard: Backlit Keyboard Bluetooth: Bluetooth4.0 Operating System: Windows10 Pro CPU: Intel 8 generation