Automatic Control System based on GPS/INS Built-in GPS enables faster satellite lock within a few seconds High Performance Stabilization ensures signal tracking at high speeds in rough seas Tri-axis Motorization fully automated control system, includes automatic skew control DiSEqC 1.2 Function available (Automatic satellite switching using receiver) One-button change target satellite Silent type Antenna operation Water-resistant flat surface with Drain, sealed onboard Electronics Built-in DVB Signal Identification Built-in Global Satellite Library Real-time Monitoring of Antenna Status Upgradable Firmware Antenna Dimension : 405x430mm More information : https://onwamarine.com/m32-m45-m60-satellite-tv-antenna-new/