How to prevent boat theft by applying tips for added security. Take these precautions to protect your beloved vessel, prevent ...

GPS frequency: 1575.42 ± 5MHz, Beidou frequency: 1561 ± 5MHz. Compatible with Boat Ship Marine GPS Navigation System Unit Modem Receiver Transducer Explorer Fish finder Sounder. External Marine ...

North Korea has sparked concern by disrupting GPS signals, impacting the navigation of numerous ships and private aircraft, according to Yonhap news on Saturday. The disruptive activities took place ...