This Hollyland cylindrical antenna is specially designed for Mars 300, Mars 400, and Mars 400S. It offers excellent performance, ensuring stable signal transmission for a seamless experience.

Using this Hollyland cylindrical antenna is easy. First, find a suitable place on your Mars 300, Mars 400, or Mars 400S device to install it. Make sure it's firmly attached. When using, avoid blocking the antenna with your hands or other objects as it may affect the signal. For maintenance, keep it clean and dry. You can use a soft cloth to wipe it if it gets dirty. Don't expose it to extreme temperatures or humidity, as this can damage the antenna. With proper use and care, it will serve you well for a long time.