Oppo Find X7 series is expected to launch soon — details of the three purported models in the series have been surfacing online. Design renders and live images of the handsets have also been leaked. The lineup was previously said to include three models – a base Oppo Find X7 along with a Pro and Ultra model. A new leak suggests that the series will instead comprise the Oppo Find X7, Find X7 Ultra and a Find X7 Ultra ‘Satellite…