For in-store pickup only, Best Buy offers the LG Volt 4G Prepaid Android Smartphone for Sprint for $79.99. That's the lowest price we could find by $70. It features a 4.7" 960x540 qHD IPS touchscreen display, 4G LTE connectivity, Qualcomm Snapdragon 1.2GHz quad-core processor, 8-megapixel rear camera, 1.3-megapixel front camera, Bluetooth 4.0, and Android 4.4 (Kit Kat) OS.