The Veylor 4G is a versatile and powerful tool for sending mass text messages. It offers multiple installation options, including portable, car-mounted, or fixed installation, providing flexibility for various use cases. With a high power output of 80W, it can cover a radius of up to 3 kilometers, depending on the antenna used. It has the capability to send up to 400 alphabetic characters in a single SMS, allowing for concise and effective messaging. The machine is also highly efficient, with the ability to send up to 100,000 text messages in just one hour, depending on the population density in the area. The device offers convenient management options through a smartphone and remote management via the Internet, without the need for an internet connection during operation. It can be used in any country, as there are no restrictions, and allows for both alphabetic and numeric sender names. Its operating range can be adjusted from long distances to short distances, making it adaptable for different scenarios. Overall, the Veylor 4G is a powerful, flexible, and efficient solution for mass SMS messaging.