I ordered the 4x2 matrix switch hdmi kanaan, because mine a much more prestigious brand that is 4 times the price is down, I helped various comments to make my choice. And I'm not disappointed, in fact the product matches the description, received before the scheduled date and works perfectly, I have not noticed any degradation of the signal, maybe a little color (I use a HDMI cable 12 meters and another 2 meters). You can send two different signals, like the same, the switching time is fairly quick for a product of this price. On after record treatable 3D. The camera looks solid and remains relatively well finished, about the battery is well equipped with, (in case it is a 2025, ref is listed next to the location of the stack). By cons there is no on / off button on the remote control also quite cheap, only on the case, which does not own feet ...