Coolpad Cool S1 comes with a 5.5 IPS LCD display with a resolution of 1080×1920 pixels. This phone offers 64GB internal storage which can be expanded up to 128 GB using MicroSD card. The phone has Li-Po 4070 mAh battery. It comes with a 16 Megapixels primary camera. It is a Dual SIM smartphone that runs on Android Operating System v6.0.1 Marshmallow. The phone offers the 4GB and it is powered by a Kryo Quad-core 2.3 GHz (Dual Core) + 1.6 GHz (Dual Core) with 4GB RAM.