It's got an accelerometer, proximity and ambient light sensors, a magnetometer and a gyro, too.

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What's more, the algorithms can be tweaked separately by hardware manufacturers for any desired result, and can incorporate data from ambient light sensors to increase projector efficiency.

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Smart sensing technology automatically detects your work conditions to determine the proper display brightness with ambient light and human sensors, while a comprehensive input panel, including HDMI, DisplayPort, DVI-D, VGA and 4-port USB hub, connects users to the latest peripherals and future-proofs the investment.

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Apple has embedded a fiber-optic lighting system to illuminate the keyboard and bolstered it with sensors that can tell when the ambient light in the room begins to dim.

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Whereas the original prototype had a thin, flimsy shell, the Virta 2's gone downright rugged, ditching the iPhone chrome for a more durable gunmetal frame, and there's a full compliment of sensors (compass, accelerometer, ambient light and proximity) alongside quad-band radios, WiFi, Bluetooth and a pair of cameras for your video chat testing needs.

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That's all thanks to a collection of six sensors, which keep tabs on metrics like temperature, ambient light, humidity and motion -- whether it's fingers about to touch the display or people passing in and out of the room.

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Inside, the device is home to all the usual radios and sensors, including Bluetooth 3.0, a gyroscope, e-compass, aGPS, an ambient light sensor and a G-sensor, with either 16GB or 32GB of internal storage.

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