Navigate Your World with Confidence! 🌍 Compatible with laptops using a USB cable set for on-the-go navigation. Slim profile housing that fits effortlessly into your tech setup. Built-in roof mount magnet ensures secure placement on any vehicle. Experience pinpoint accuracy with the advanced SiRF Star IV technology. Easily connects with most NMEA compliant software for hassle-free use. SiRF Star IV Serial Port Magnetic Mount The GlobalSatBR-355S4 GPS Receiver is a high-performance device featuring the SiRF Star IV chipset, a built-in magnetic antenna for easy mounting, and a slim design that integrates seamlessly with various NMEA compliant software. Ideal for both professional and personal use, it ensures reliable navigation wherever you go.