Remote control manufacturers wholesale TV universal remote control, digital TV remote control, intelligent TV remote control, Samsung TV remote control, TV set-top box remote control, etc

Remote control manufacturers wholesale TV universal remote control, digital TV remote control, intelligent TV remote control, Samsung TV remote control, TV set-top box remote control, etc

Analysis of advantages and disadvantages of three types of remote control

Remote control, as one of the accessories of the conference camera, is most commonly used. What types of remote controls are there on the market? Only by understanding these types can we better select which remote control is more suitable for us. Generally speaking, the remote controls on the market are divided into the following three categories according to the signal:

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First category: infrared remote control

Advantages: The main principle of the remote control is to control the equipment through infrared and other non-visible light. Then turn the infrared into a digital signal that can be recognized by the control device, and remotely control.

Disadvantages: However, due to the limitation of infrared itself, the infrared remote controller cannot pass through obstacles or remotely control equipment from a large angle, and the anti-interference ability is poor.

The second category: 2.4GHz wireless remote control

Advantages: With the increasing popularity of wireless remote control in remote control, 2.4G remote control signal transmission can effectively solve the shortcomings of infrared remote control, allowing you to remotely control TV from all angles of the house. It is also the advantage of 2.4G remote control with 360-degree dead angle free operation and omni-directional stereo coverage, and is also the best remote control in the current type.

Disadvantages: The cost of 2.4G is too high, and electronic products are usually sold for every penny. The production cost of the same 11-button remote control and 22-button remote control 2.4G remote control is twice that of the infrared remote control. Therefore, this remote control usually only occupies a place in the high-end market.

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The third category: Bluetooth remote control

Advantages: The advantage of Bluetooth remote control is that it can achieve completely independent signal transmission channel through matching with the device, avoiding interference between wireless signals of different devices, but this is only a 2.4GHz supplementary technology. In other words, it can achieve a more perfect effect and play the role of double protection signal transmission.

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Disadvantages: As far as the current use is concerned, the Bluetooth remote control also has some defects. For example, when we first use this remote control, we need to manually match the remote control and the device, which may delay the operation of the device, and then we need to refresh it. And the cost is higher. These are the problems that Bluetooth needs to solve