T-Mobile cuts $80 off the T-Mobile Certified Pre-Owned Samsung Galaxy S7 Edge 32GB 4G LTE Android Smartphone for T-Mobile. Plus, free shipping applies. It features a Qualcomm Snapdragon 820 2.2GHz quad-core processor, 5.5" 2560x1440 touchscreen AMOLED LCD, 4GB RAM, 32GB internal storage, 12-megapixel rear-facing camera, 5-megapixel front-facing camera, 4K UHD 2160p video recording, 802.11ac wireless, Bluetooth 4.2, microSD card slot, water-resistance, and Android 6.0 (Marshmallow). Offer ends September 17.