Jiyuan Rayi Innovation Science Technology Co., Ltd Jiyuan Rayi Innovation Science Technology Co., Ltd
SIYI HM30 Full HD Digital Image Transmission System

SIYI HM30 Full HD Digital Image Transmission System

SIYI HM30 is a full HD digital image transmission system designed for UAVs and unmanned vehicle applications. It integrates remote control, telemetry and video transmission into one wireless link, supporting 1080p dual-channel video transmission and 150 ms low latency.

With standard omni-directional antennas, the listed transmission range is up to 15 km. With directional antennas, the range can reach up to 30 km under suitable conditions. HM30 supports S.Bus, PPM, UART, Ethernet video output, UDP GCS datalink communication and OLED status configuration.

The system also supports quick-release NP-F550, NP-F750 and NP-F950 series batteries with up to 30 W PD fast charging. Dual-operator control, remote-control relay and wireless repeater functions require the corresponding repeater combo.


  • Full HD Digital Transmission System

    For UAV Video, Telemetry and Remote Control

HM30 UAV Communication System

SIYI HM30 wireless transmission unit and antennas

Long-Range Full HD Video Transmission

SIYI HM30 combines 1080p dual-channel video transmission with remote control and telemetry communication. Standard omni-directional antennas support a listed range of up to 15 km, while directional antennas can extend the range up to 30 km under suitable conditions. The system is designed for UAV video links, flight data communication and integrated ground control workflows.

SIYI HM30 rear and side interface view

Flexible UAV Integration Interfaces

HM30 supports S.Bus, PPM and UART control interfaces, Ethernet video output, UDP GCS datalink communication and USB Type-C configuration. The OLED display provides real-time link status and quick parameter access. Dual-operator control, remote-control relay and wireless repeater functions are available with the relevant repeater combo.

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Technical Parameters

· Product Type: Full HD digital image transmission system

· Video Transmission: 1080p dual-channel video transmission

· Listed Range: Up to 15 km with standard omni-directional antennas

· Extended Range: Up to 30 km with directional antennas

· Latency: 150 ms

· Main Functions: Remote control, telemetry and video transmission

· Control Interfaces: S.Bus, PPM and UART

· Video and Data Interfaces: Ethernet video output and UDP GCS datalink

· Display: OLED status display and parameter configuration

· Battery Support: NP-F550, NP-F750 and NP-F950 quick-release batteries

· Charging: Up to 30 W PD fast charging

· Optional Functions: Dual operator, remote-control relay and wireless repeater with the relevant combo


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SIYI HM30 connector and integration interface details

UAV Communication and Integration Features

· 1080p dual-channel digital image transmission

· Remote control, telemetry and video transmission in one system

· Up to 30 km with directional antennas

· Up to 15 km with standard omni-directional antennas

· 150 ms listed transmission latency

· OLED display for link status and configuration

· S.Bus, PPM and UART control interfaces

· Ethernet video output and UDP GCS datalink communication

· Quick-release battery compatibility

· Up to 30 W PD fast charging

· Dual-operator and repeater functions available with the relevant combo


Combo Options and Optional Accessories

· Standard Combo: HM30 ground unit, HM30 air unit, R1M recording FPV camera and long-range antenna

· Fly More Combo: HM30 ground unit, HM30 air unit, R1M recording FPV camera, long-range antenna, quick-release battery and PD fast charger

· Optional optical pods: ZT30, ZT6, ZR30, ZR10, A8 mini and A2 mini

· Optional accessories: Ethernet-to-HDMI output converter, air-unit HDMI output converter, FPV hub multi-camera converter, high-gain directional antenna and antenna tracker

· Final combo contents and shipping configuration should be confirmed before ordering


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Important Notes

· The 30 km transmission range requires directional antennas and suitable operating conditions. Standard omni-directional antennas have a listed range of up to 15 km.

· Dual-operator control, remote-control relay and wireless repeater functions require the corresponding repeater combo.

· Confirm the HM30 hardware version and power-input range before installation. Early manufacturing versions may support a narrower battery range.

· Confirm compatibility with the selected flight controller, camera, gimbal and ground-control software before purchase.

· Battery, charger and optional accessories may vary according to the selected combo.

· Users must confirm local radio-frequency, aviation and operating regulations before deployment.


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