The ZTE Axon 7 smartphone (unlocked, 64GB, Ion Gold) is now available on Amazon for $300.00 + $5.49 shipping ($305.49 total). Lowest price yet.
Featuring a 5.5" AMOLED display protected by Gorilla Glass 4, fingerprint sensor on the back, 64GB internal storage, 4GB of RAM and running Android 6 Marshmallow - the Axon 7 is set to be a highly capable smartphone for a very attractive price.
It's 3250mAh Li-Ion battery and Quick Charge 3 technology should keep charging to a minimum.
Here's all the juicy specs on GSMArena.