The Lenovo Z5s 4GB/64GB comes with a 6.3 inch IPS LCD screen having a screen resolution of 1080 × 2246 pixels over the bezel-less display, there is a pixel density of 396 PPI which can provide clarity in the viewing. Under the hood, it has been provided with two quad-core Kryo 260 processor which runs with a speed of 2.2GHz and 1.8GHz, and spread upon the Qualcomm Snapdragon 660 chipset which provides a good performance together. It is equipped with the Adreno 512 GPU that handles the graphics while the 4GB RAM will keep the device lag-free while gaming and multitasking. Main Specifications: Display: 6.3 inch IPS LCD capacitive touchscreen Aspect Ratio: 19.5:9 Resolution: 1080 × 2340 pixels Chipset: Qualcomm SDM710 Snapdragon 710 (10nm) CPU: Octa-core 2.2 GHz Kryo 260 GPU: Adreno 616 OS: Android 9.0 (Pie) Storage: 4GB RAM + 64GB ROM Camera: 16.0MP + 8.0MP + 5.0MP triple rear cameras and 16.0MP front camera WLAN: WiFi 802.11 a/b/g/n/ac, 2.4GHz&5GHz Bluetooth: 5.0 GPS: Yes, with A-GPS Battery: Built-in 3300mAh, support 15W fast charge SIM Card: 2 Nano SIM cards or 1 Nano SIM card + 1 microSD Special Function: Face unlock Lenovo Z5s is also rich in color options - blue, gray and orange, all color models are available on GearVita, you can choose according to your preferences: https://gearvita.com/lenovo-z5s-4g-smartphone-4gb-ram-64gb-rom-chinese-english-version.html Another Chinese and English version can also found on our website: Lenovo Z5s 6GB/64GB: https://gearvita.com/lenovo-z5s-4g-smartphone-6gb-ram-64gb-rom-chinese-english-version.html