Cool gadgets at CeBIT 2010

A man holds computer mouses in the shape of female bodies at the CeBIT 2010 exhibition, the world's biggest high-tech fair in Hanover, northern Germany. (Photo: AFP)

An exhibitor uses a mobile phone as a key to open a door, using the Mobile Access system by ELEGATE, at the world's biggest high-tech fair, the CeBIT. Some 4,157 companies from 68 countries are displaying their latest gadgets at the fair taking place from March 2 to 6, 2010. (Photo: AFP)

A WWII famous "Enigma" encoding machine is pictured at the CeBIT stand of German Secret Service as an officer turns his back as he does not want to be photographed. (Photo: AFP)

The camera of a street-view car, used to photograph whole streets, can be seen on the Google street-view stand. (Photo: AFP)

An exhibitor presents Smart Health Assistant, a steady-bike connected to a computer and a screen, allowing the user to virtualy tour a city and simultaneously giving information about distance, heartbeat and burned calories. (Photo: AFP)

A visitor controls a multimedia system by the movement of his hand. (Photo: AFP)

Visitors look at a display, connected with a computer and a camera which detects their gender, age group and mood. (Photo: AFP)

An exhibitor presents a Lightweight EEG helmet, which detects cerebral activity levels for example the Alpha activity, which measures the relaxation degree of a person. (Photo: AFP)

An exhibitor plays on a flipper machine, using an EEG to measure neurons in the brain. (Photo: AFP)

An exhibitor wears a helmet equipped with a "Tunebug Vibes", a small device which, when placed on helmets or any other device, becomes a speaker. (Photo: AFP)

An exhibitor presents the "Cinemizer Plus", a pair of video glasses produced by Carl Zeiss, which, when connected to a smartphone or iPod, gives the viewer the impression of watching a screen of 115 centimeters. (Photo: AFP)

A visitor looks at a stereoscopic 3D video wall. (Photo: AFP)

An exhibitor presents a leather case with built-in battery for smartphones by Italian company Dolce Vita of Eurotek. (Photo: AFP)

An exhibitor presents an AIPTEK T30 pico projector for iPod and iPhone. (Photo: AFP)

An exhibitor looks how the AIPTEK MobileCinema D25 projects a film to a screen. (Photo: AFP)

An exhibitor presents a magic-wand remote control for televisions. (Photo: AFP)

Jonney Shih, chairman of Taiwanese multinational company Asus, poses with an Asus Eee PC. (Photo: AFP)

Visitors look at the football-playing robots. (Photo: AFP)

A fair hostess poses for photographers with an E-Reader DR-900 from Asus. (Photo: AFP)

People watch a 3D TV set using special googles. (Photo: AFP)

A 3D recorder with 3D screen is displayed at CeBIT 2010. (Photo: AFP)

A Vodafone employee tests a "Smart Metering" presentation. (Photo: AFP)

An employee of German software giant SAP presents a "Head-Mounted Display". (Photo: AFP)

A fair hostess presents the Android Smartphone Acer Liquid A1. (Photo: AFP)

German Chancellor Angela Merkel inspects a "Head-Mounted Display" made by German software giant SAP during the tour of the world's biggest high-tech fair, the CeBIT. (Photo: AFP)

An exhibitor presents the AR Drone, a remote-controlled quadrotor helicopter with buit in camera and WiFi and controlled by iPhone or iPod Touch. (Photo: AFP)