The device we are talking about is called teleprompter and it is commonly used by media anchors as well as film stars and now this device has also come into politics. Actually, this device is used when you have to talk for hours while facing the camera or facing a meeting or rally. The special thing is that people do not even know and you talk for hours using this device. It is like a transparent sheet with a stand at the bottom and you can adjust it according to your height. As we mentioned it is a transparent glass sheet and the person sitting in front can see through it but who is the speaker He looks at the speech written on this sheet and its speed is adjusted by the person sitting at a distance. Along with this, the person sitting far away keeps adjusting any disturbance that comes in it. If we talk about the price of this device, then it can be bought in the market between Rs 50,000 to Rs 10 lakh.