Company Sigma APO produced hybrid of computer mouse and trackball SGMRF3, shaped like a mouse, but in terms of functionality - the trackball, since the cursor control is carried out by rotating the ball, which is located on site conventional mouse wheel. Mechanical displacement of the wheel itself down and is located directly under the ball of the trackball.
Manipulator Sigma APO SGMRF3 works by radio with the computer, which is installed by connecting to a PC receiver weighing 1g. The range of the radio channel is 10 meters, frequency - 2.4 GHz. Unit dimension 99 x 54.2 x 55 mm, weight - 1961 The source of energy for the trackball are two batteries size AAA, without recharging the Sigma APO SGMRF3 can continuously work up to 50 days.
Despite all the advantages of the new product has a number of drawbacks. Firstly, it is ill-suited for everyday use, so those who provide services at home and a lot of work on the computer, it is better to choose a more conventional manipulator. Secondly, the trackball will quickly become contaminated, which would inevitably impact on usability.
Sigma APO SGMRF3 will be available soon, the price in Japan will be $ 73.
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