T-Mobile takes 50% off the Samsung Galaxy S9 64GB 4G LTE GSM Android Smartphone for T-Mobile in several colors (Midnight Black pictured). Plus, free 2-day shipping applies. It features an 8-core (2.8GHz Quad + 1.7GHz Quad) processor, 5.8" 2960x1440 touchscreen Super AMOLED LCD, 4GB RAM, 64GB internal storage, 12-megapixel rear-facing cameras, 8-megapixel front-facing camera, 4K video recording at 60fps, 802.11ac wireless, Bluetooth 5.0, microSD card slot, IP68 water-resistance, and Android 8.0 (Oreo). Deal ends March 15.