Resolution surprisingly good, size is just, first institution ok, suitable as phone conditionally because very fiddly to use, extremely difficult to remove back cover, the memory card is recognized to 32GB definitely mentioned in the package only 16GB, Bluetooth works the extent, however, the connection is (must be installed on your phone in order to eg access contacts) to BTNotification constantly interrupted, even though the clock is right next to the smartphone. Conclusion: Approach not bad, but not yet mature. Unit returns - rather wait until the products are perfect.