The Megastek GT-89 is a highly reliable and versatile GPS tracker designed to provide accurate and real-time tracking information. Equipped with a SiRF Star III GPS chipset and a SIM 900 GSM chipset, this tracker offers excellent performance and coverage across quad-band frequencies (850/900/1800/1900 MHz). With its compact dimensions of 86*44*22mm and a net weight of 65g, the GT-89 is lightweight and easy to carry or install in various applications.

One of the standout features of the GT-89 is its ability to support up to three authorized cell phone numbers, allowing you to easily track and monitor the device from multiple devices. The tracker offers various tracking modes, including track on demand and time interval, giving you the flexibility to choose the most suitable tracking method for your needs. Additionally, the GT-89 features a power-saving mode to conserve battery life, ensuring long-lasting operation.

In terms of safety and security, the GT-89 is equipped with an SOS button for immediate rescue and alarm, providing peace of mind in emergency situations. The two-way audio feature allows for clear communication between the tracker and authorized phone numbers, enabling real-time voice surveillance and quick response. The device also includes two quick dialing buttons for preset phone numbers, making it convenient to contact specific individuals when needed.

Other notable features of the GT-89 include geo-fencing alarm, over-speed limit warning, motion sensor, "No GPS" warning, background voice surveillance, low battery warning, and support for data logging with its built-in memory. The tracker comes in a sleek black or silver-gray color and is packaged in a compact box with dimensions of 18.5*13*9cm and a gross weight of 500g. With its reliable performance and comprehensive features, the Megastek GT-89 is an excellent choice for various tracking and monitoring applications.