SIYI HM30 Full HD Digital Video Link Radio System Transmitter

HM30 is a 30KM level 150ms low latency 1080p full HD video link based on the latest image transmission technology which is independently developed by SIYI Technology. Abundant features and powerful performance make it a commonly applied device of reliable FPV view and solid control on FPV planes, commercial drones, unmanned vehicles and boats, and robotics.HM30 FAQ1. What is HM30?A long-range full HD FPV system with remote control, telemetry, and OSD built-in.2. What frequency bands do HM30 use?5100 to 5825 MHz, centering at 5550 MHz.3. Can I replace the antennas on HM30?Yes, of course.Both the ground unit and the air unit are using SMA connectors for antenna installation.SIYI original antennas are:4 x Omni Antennas (2 for ground, 2 for air)2 x Directional Antennas (for ground)SIYI sold-alone antenna choices are:17 dB High Gain AntennaLollipop Antenna4. How much transmitting power in HM30?Around 25 dBm / 320 mW5. What is the effective range?The latest record is 50 km.With different ant