Lenovo Phab2 Pro Launch event

Johnny Lee, engineering director of Google Tango, demonstrates the room sensing features of the Phab2 Pro phone during the keynote address at the Lenovo Tech World event, in San Francisco.

Lenovo Chairman and CEO Yuanqing Yang holds up the new Phab2 Pro phone during the keynote address at the Lenovo Tech World event, in San Francisco.

Johnny Lee, engineering director of Google Tango, demonstrates the measuring and room sensing features of the Phab2 Pro phone during the keynote address at the Lenovo Tech World event, in San Francisco

Jeff Meredith, left, general manager and vice president of Android Chrome, and Johnny Lee, right, engineering director of Google Tango, talk about the Phab2 Pro phone during the keynote address at the Lenovo Tech World event in San Francisco.

The new Lenovo Phab2 Pro phone appears on display at the Lenovo Tech World event, in San Francisco.

Sam Vang demonstrates the new Phab2 Pro phone at the Lenovo Tech World event, in San Francisco.

Sam Vang demonstrates playing with a virtual pet on the new Phab2 Pro phone at the Lenovo Tech World event, in San Francisco.

Lenovo Chairman and CEO Yuanqing Yang holds up the new Phab2 Pro phone during the keynote address at the Lenovo Tech World event, in San Francisco.

Sam Vang arranges a display of the new Phab2 Pro phone at the Lenovo Tech World event, in San Francisco.