The AC Adapter (SGPAC5V4) supplied with the Xperia™ tablet includes a detachable cable that has a USB connector on one end (the end that plugs into the Adapter) and a MultiPort connector on the other end (the end that plugs into the tablet).
If you wish to connect directly to a computer, you can do with the supplied detachable USB cable.
If you are attempting to connect with a camera or other device, you will need to use the USB Host Adapter Cable accessory (SGPUC3, sold separately).
If you are attempting to connect with a television or projector via HDMI® cable, you will need to use the HDMI Adapter Cable accessory (SGPHC1, sold separately).
NOTE: Information regarding the USB Host Adapter Cable, HDMI Adapter Cable and all other tablet accessories is available online.
Please contact a local or online authorized retailer to purchase a Sony product.
For customers in the United States: https://www.sony.com/retailers