M1S by SZ DJI TECHNOLOGY CO., LTD.: FCC ID SS3-M1S1607 Teardown, Specs, and Regulatory Analysis

Introduction

The M1S by SZ DJI TECHNOLOGY CO., LTD. stands as a testament to the company’s commitment to advanced drone technology and user-centric design. Engineered for high performance and reliability, the M1S integrates a suite of intelligent features—ranging from a sophisticated gimbal and high-resolution camera to robust wireless communication modules. As evidenced by its FCC certification under FCC ID SS3-M1S1607 (grant date: None), the M1S is legally cleared for sale and operation in the United States, meeting stringent standards for radio frequency emissions and electromagnetic compatibility.

This article offers a comprehensive look at the M1S, exploring its standout features, detailed specifications, wireless technology, and internal hardware. We’ll also interpret the regulatory context provided by its FCC filing, and provide expert insights from teardown analysis of its internal components. Whether you’re an RF engineer, a technology enthusiast, or a consumer interested in the mechanics of modern drones, this deep dive into the M1S will illuminate both its technical prowess and its regulatory compliance.

Key Features & Specifications

The M1S by SZ DJI TECHNOLOGY CO., LTD. combines robust flight performance with advanced imaging and connectivity. Below is a detailed overview of its key features and technical specifications, highlighting how each aspect enhances the user experience and device capabilities.

Key Features

• Rechargeable Remote Controller Battery
• Ensures reliable, long-lasting operation and quick recharging for continuous use.
• DJI GO App Compatibility
• Seamless integration with mobile devices for live video, telemetry, and flight control.
• Controllable Gimbal Pitch (-90° to +30°)
• Enables versatile camera angles for dynamic aerial photography and videography.
• High-Resolution Camera (12 MP, 1/2.3” Sensor)
• Delivers crisp stills and high-quality video, suitable for professional and enthusiast applications.
• Vision Positioning Sensors
• Enhances flight stability and precise hovering, particularly in GPS-denied environments.
• WiFi and Mobile Device Control
• Offers flexible control options and real-time video streaming via 2.4GHz wireless connectivity.
• Remote Controller with Mobile Device Integration
• Provides tactile flight controls with the convenience of smartphone/tablet display and interaction.
• Burst Shooting & HDR Photo Modes
• Captures fast-moving subjects and high dynamic range scenes with clarity and detail.

Technical Specifications

• Still Photography Modes
• Single shot, Burst (3/5/7 frames), Auto Exposure Bracketing (AEB, 3/5 frames at 0.7EV bias), Time-lapse, HDR
• Camera Sensor
• 1/2.3” CMOS, 12 Megapixels, Max Image Size: 4000×3000 pixels
• Video Recording
• UHD: 4096×2160 (4K) 24/25p, 3840×2160 (4K) 24/25/30p
• 2.7K: 2704×1520 24/25/30p
• FHD: 1920×1080 24/25/30/48/50/60/120p
• HD: 1280×720 24/25/30/48/50/60p
• Gimbal Pitch Range
• -90° (downward) to +30° (upward)
• Maximum Ascent Speed
• 5 m/s, enabling rapid vertical movement
• Electronic Shutter Speed
• 1/8 to 1/8000 seconds, supporting diverse lighting and motion scenarios
• Transmitter Power (EIRP)
• FCC: 30 dBm; CE: 19.5 dBm, ensuring strong wireless links
• Obstacle Sensory Range
• 2 – 49 feet (0.7 – 15 m), for safe autonomous flight and collision avoidance
• Vision Positioning System Velocity Range
• ≤10 m/s (2 m above ground), enhancing stability at varying speeds
• Battery
• Max Flight Time: Approx. 25 minutes
• Voltage: 11.4 V
• Energy: 43.6 Wh
• Capacity: 3830 mAh (Intelligent Flight Battery)
• Charger Rated Power
• 50 W, supporting rapid battery replenishment
• Wireless Connectivity
• Wi-Fi: 2.400 – 2.483 GHz (high-speed data and control)
• Bluetooth: Present (details not specified)

These features collectively position the M1S as a versatile, high-performance drone suitable for both recreational and professional use. The integration of advanced imaging, stable flight controls, and robust wireless connectivity ensures a seamless user experience, while the intelligent battery and power management systems enable extended operation in the field.

Operating Frequencies

The M1S, under FCC ID SS3-M1S1607, operates across several frequency bands, each serving specific wireless functions. The table below summarizes the key frequency ranges and output power levels as detailed in its FCC filing:

These frequency bands support high-throughput data transmission (e.g., video downlink, telemetry), robust remote control, and potentially other wireless features like Bluetooth or proprietary RF links. Adherence to these specific power levels and bands ensures both regulatory compliance and optimal wireless performance in diverse environments.

Technology Deep Dive

The M1S leverages advanced wireless technologies to deliver a responsive, reliable, and feature-rich user experience. Its primary wireless interfaces operate in the 2.4GHz band, which is widely used for Wi-Fi and Bluetooth. This frequency range is optimal for balancing range, data throughput, and resistance to interference—crucial for drone control and real-time HD video streaming.

The device’s use of multiple frequency bands and carefully regulated output power levels enables strong, stable connections between the aircraft, remote controller, and mobile devices, even in congested RF environments. The integration of vision positioning sensors and intelligent battery management further enhances operational reliability and flight safety.

High transmitter power (up to 30 dBm under FCC rules) extends operational range, while multi-band support helps mitigate interference from other wireless devices. Extensive EMI/RFI shielding, as observed in teardown images, ensures that sensitive RF circuits maintain signal integrity and comply with regulatory emission limits. While the FCC test reports for this device are not summarized in detail here, such documents typically confirm that all wireless and electronic emissions are within safe, legal limits—guaranteeing user safety and minimizing environmental RF pollution.

In-Depth Internal Component Analysis / Teardown

A closer look inside the M1S reveals a sophisticated assembly of high-density PCBs, advanced integrated circuits, and robust EMI shielding—testament to DJI’s engineering excellence.

Main PCB with High-Density ICs and RF Shielding

The internal view exposes a segment of the primary circuit board, densely packed with modern integrated circuits. A prominent large IC, partially shielded by a metal can, likely serves as the system’s main processor or RF transceiver. Surrounding it are smaller chips, indicative of power management and interface logic, all mounted on a dark, multi-layer PCB with gold-plated mounting holes for grounding. The high component density and precision SMT assembly reflect a modular, high-performance design, with robust EMI/RFI shielding to support advanced wireless communication and control functions.

Central Processing and Power Management Cluster

This section reveals a tightly integrated PCB assembly featuring several major ICs, including a likely processor or RF SoC in a large QFN/BGA package. The board’s multilayer construction supports high-speed signal routing, with controlled impedance traces and extensive ground pours for optimal RF and EMC performance. A small FPC/FFC connector at the edge suggests modular antenna or sensor integration. The prevalence of metal shields, large inductors, and capacitors underscores the device’s emphasis on robust power management and interference suppression, hallmarks of high-frequency wireless systems.

Analog Front-End and Sensor Interface Region

Here, multiple medium-sized ICs and dense arrays of passive components are concentrated around shielded areas, likely managing analog signal processing, RF transceiving, or microcontroller functions. The multi-layer PCB features fine-pitch traces and numerous vias for signal integrity. Gold-plated mounting holes and shield frames further enhance EMI control. This layout supports tight integration of sensors and wireless modules, ensuring consistent performance and low-noise operation in the M1S’s demanding application environment.

High-Density Power and RF Subsystem

This close-up highlights a section of the PCB dense with SMD components, including several ICs in QFN/BGA packages positioned near shielded zones—suggesting roles in RF, power management, or central processing. The multilayer board, with robust grounding and controlled impedance traces, is optimized for high-speed and RF signals. Visible gold pads and possible FPC connectors indicate modular design for easy sensor or antenna connections. The build reflects a focus on EMI suppression and power integrity, critical for stable drone operation.

Embedded System Core and Wireless Integration

This section of the assembly features multiple large ICs—potentially the main SoC or MCU, memory modules, and supporting chips—some under metal shields for RF isolation. The densely packed, multi-layer PCB employs differential pair routing and extensive grounding to support high-speed data and wireless functions. Gold-plated edge pads and FPC connectors enable flexible interfacing with cameras, sensors, and power modules. The design ensures efficient power management and robust wireless communication, consistent with the high standards of DJI’s embedded systems.

Main Chassis and Modular Board Assembly

A broader view of the internal structure reveals the main PCB inside the drone’s chassis and a detached board placed alongside. The layout features a central processor (likely under a shield), memory, and RF transceivers, with coaxial cables routed for internal antennas. Multiple FPC connectors and bundled wire harnesses facilitate modular assembly and power distribution. The presence of crystals, test points, and robust EMI shielding indicates a meticulous approach to signal integrity and system reliability, essential for flight control and communication functions.

Camera/Gimbal Integration and Sensor Suite

This partially disassembled view showcases the main chassis, a detached PCB, and the camera/gimbal module. The PCB is compact and densely populated, with connectors for interfacing with the gimbal, sensors, and power modules. The camera/gimbal module, linked via ribbon cable, integrates an image sensor and stabilization motors, while the main chassis features downward-facing sensors for vision positioning. The modular design, with FPC connectors and test points, supports easy maintenance and upgrades, reflecting DJI’s focus on reliability and expandability in high-performance drones.

Regulatory Insights & FCC Filing

The M1S’s FCC certification under FCC ID SS3-M1S1607 is a crucial indicator of its compliance with U.S. regulations for electromagnetic interference and radio frequency emissions. This certification, registered with the FCC (grant date: None), ensures that the device has undergone rigorous testing and meets all legal requirements for sale and operation within the United States.

FCC filings for devices like the M1S typically include a wealth of documentation—ranging from RF exposure and EMC test reports to internal and external photographs, user manuals, schematics, and block diagrams. These documents collectively demonstrate that the product adheres to limits on RF emissions, ensuring it does not interfere with other electronic devices or pose health risks to users.

The ‘Users-Manual-3146166.pdf’ provides detailed instructions on setting up and operating the M1S, covering essential topics like remote controller pairing, battery safety, and best practices for flight operation. This level of documentation not only supports regulatory compliance but also empowers users to safely and effectively utilize the device’s full capabilities.

Potential Use Cases & Target Audience

Given its blend of advanced imaging, intelligent flight controls, and robust wireless connectivity, the M1S by SZ DJI TECHNOLOGY CO., LTD. is well-suited for several practical applications:

• Aerial Photography & Videography for Content Creators
• The high-resolution camera, gimbal, and burst/HDR modes make the M1S ideal for capturing cinematic footage and high-quality stills, whether for professional film production or social media content.
• Surveying & Inspection for Industrial Users
• With its stable flight, vision positioning sensors, and long battery life, the M1S can be deployed for infrastructure inspections, land surveys, or agricultural monitoring, delivering real-time data and imagery.
• Recreational & Enthusiast Pilots
• The intuitive mobile integration, intelligent battery, and safety features cater to hobbyists and drone enthusiasts seeking a reliable, feature-rich flying experience.

These scenarios highlight the M1S’s versatility and appeal across a range of user profiles, from creative professionals to industrial operators and tech-savvy consumers.

Conclusion

The M1S by SZ DJI TECHNOLOGY CO., LTD. exemplifies the cutting edge of consumer drone technology—merging advanced imaging, stable flight, and robust wireless communication within a meticulously engineered chassis. Its FCC certification (FCC ID SS3-M1S1607) confirms compliance with stringent U.S. regulatory standards, ensuring safety, reliability, and legal operation. With its comprehensive suite of features, sophisticated internal design, and proven regulatory pedigree, the M1S stands out as a compelling choice for anyone seeking a high-performance, compliant, and versatile aerial platform.

Related Documents

• Users Manual
• Int Photos
• Ext Photos
• Fcc Id Label