Best Buy via eBay offers the HTC Desire 510 4G Android No-Contract Smartphone for Sprint in Blue for $49.99. (Amazon charges the same.) Opt for in-store pickup to avoid the $2.99 shipping fee. That's $10 under our mention from two weeks ago and the lowest price we could find by $40. It features a Qualcomm Snapdragon 400 1.2GHz quad-core processor, 4.7" 480x854 touchscreen LCD, 1GB RAM, 4GB internal memory, 802.11n wireless, Bluetooth 4.0, 5-mexapixel rear camera, 1.3-megapixel front-facing camera, microSDHC card slot, and Android 4.4 OS (Kit Kat).