Toni Sacconaghi, Bernstein senior research analyst, joins 'TechCheck' to discuss if Apple has the components to fulfill demand on its premium products and what it will take for Apple to have similar performance to peers. For access to live and exclusive video from CNBC subscribe to CNBC PRO: https://cnb.cx/2NGeIvi » Subscribe to CNBC TV: https://cnb.cx/SubscribeCNBCtelevision » Subscribe to CNBC: https://cnb.cx/SubscribeCNBC Turn to CNBC TV for the latest stock market news and analysis.