Huawei MediaPad S7-301w official Pictures. Huawei MediaPad S7-301w is a Smartphone of huawei. The Huawei MediaPad S7-301w Android Tablet. Announced Q3 2011. Features 7.0″ Display, Snapdragon S3 Chipset, 5 MP Primary Camera, 1.3 MP Front Camera, 4100 MAh Battery, 5.8 GB Storage, 1000 MB RAM. Huawei MediaPad S7-301w price starts.