Odroid WiFi Module 5B

The Odroid WiFi Module 5B is a high-performance wireless connectivity expansion module designed for Odroid single-board computers, delivering dual-band 802.11ac WiFi with integrated Bluetooth 5.0 capabilities. This module is extensively used by embedded systems developers, IoT engineers, and roboticists who require reliable wireless communication for real-time data streaming and remote device control. It solves critical connectivity challenges in headless computing environments by providing stable 5GHz and 2.4GHz band operation simultaneously, eliminating bottlenecks in bandwidth-intensive applications like video streaming, sensor data aggregation, and cloud synchronization.

Product Overview

The Odroid WiFi Module 5B operates on the IEEE 802.11ac standard, utilizing advanced MIMO antenna technology to achieve maximum throughput of 867 Mbps on the 5GHz band and 300 Mbps on the 2.4GHz band. The module integrates a Realtek chipset with optimized firmware drivers for Linux-based systems, ensuring seamless compatibility with Odroid XU4, Odroid N2, and Odroid C4 platforms. The dual-antenna design with spatial diversity significantly improves signal reception in challenging RF environments, while the integrated Bluetooth 5.0 subsystem enables concurrent wireless peripheral connectivity without additional hardware.

This module features a standard M.2 Key E connector interface, allowing tool-free installation directly onto compatible Odroid boards. The power management circuitry is engineered to operate within the strict power budgets of SBC platforms, drawing minimal current during idle states while maintaining full performance during active transmission. The module includes comprehensive thermal management with integrated heat dissipation design, preventing thermal throttling during sustained high-bandwidth operations. Advanced power-saving modes like WoWLAN (Wake-on-Wireless-LAN) and selective suspend functionality extend battery life in portable applications while maintaining network responsiveness.

Key Specifications

Specification	Details
Product Type	WiFi and Bluetooth Module
Brand	Hardkernel Odroid
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
WiFi Standard	IEEE 802.11ac dual-band
5GHz Bandwidth	867 Mbps maximum throughput
2.4GHz Bandwidth	300 Mbps maximum throughput
Bluetooth Version	Bluetooth 5.0 with BLE support
Interface	M.2 Key E connector
Antenna Configuration	Dual MIMO antennas with diversity
Operating Temperature	0 to 40 degrees Celsius
Power Consumption	Idle: 150mA, Active: 450mA

Key Features

• Dual-band 802.11ac WiFi with simultaneous 5GHz and 2.4GHz operation enabling seamless band steering and load balancing across frequency bands
• MIMO antenna technology with spatial diversity providing superior signal penetration through obstacles and extended coverage range in multi-story environments
• Integrated Bluetooth 5.0 with extended range up to 240 meters in open space, supporting concurrent BLE peripheral connections for IoT sensor networks
• M.2 Key E connector interface allowing hot-swappable installation without soldering or complex hardware modifications to Odroid boards
• Advanced power management with WoWLAN capability enabling remote wake functionality while consuming minimal standby current below 50mA
• Linux kernel driver support with pre-compiled modules for all major Odroid distributions including Ubuntu, Debian, and Android

Applications and Use Cases

• IoT Gateway Development: Deploy WiFi-enabled edge computing nodes that aggregate sensor data from Bluetooth Low Energy devices and transmit processed information to cloud platforms with minimal latency
• Robotics and Autonomous Systems: Enable real-time video streaming from robot-mounted cameras at 1080p resolution while maintaining simultaneous control signal reception over 5GHz band
• Home Automation Hubs: Build centralized smart home controllers that manage multiple wireless protocols including WiFi-connected appliances and Bluetooth mesh networks simultaneously
• Industrial Monitoring Systems: Create wireless data acquisition platforms for temperature, humidity, and vibration sensors in manufacturing environments where 5GHz band provides interference-free operation away from congested 2.4GHz spectrum
• Media Center Applications: Stream 4K video content from network sources while maintaining responsive Bluetooth remote control input without packet loss or buffering
• Research and Development: Prototype advanced wireless communication algorithms with direct access to raw WiFi and Bluetooth packet inspection capabilities through Linux kernel interfaces

How to Use

Installation of the Odroid WiFi Module 5B requires first powering down your Odroid board completely and removing the AC adapter to ensure electrical safety. Locate the M.2 Key E slot on your specific Odroid model, typically positioned near the USB ports or storage interface. Insert the module at a 30-degree angle into the connector slot, then gently press downward until the retention clip secures the module flush against the board surface. Once physically installed, reconnect power and boot into your Linux distribution. The kernel automatically detects the module during the next startup sequence, loading the appropriate Realtek drivers from the pre-installed driver package.

After hardware installation, verify module detection by executing the command lspci in your terminal, which should display the Realtek wireless adapter entry. Configure WiFi connectivity through your distribution's network manager by scanning available networks and entering credentials for your target access point. For Bluetooth functionality, use the bluetoothctl utility to pair devices and establish connections. Advanced users can optimize performance by adjusting transmit power levels, antenna selection, and channel bandwidth through iw command-line utilities. Enable WoWLAN functionality by configuring ethtool parameters to maintain network responsiveness during system sleep states, essential for always-on IoT applications.

Frequently Asked Questions

Is the Odroid WiFi Module 5B compatible with all Odroid models?

The WiFi Module 5B is compatible with Odroid boards featuring M.2 Key E connectors, including XU4, N2, N2+, C4, and HC4 models. Older Odroid variants like XU3 and C1+ use different connector standards and require alternative wireless modules. Always verify your specific board model before purchasing to ensure physical compatibility.

What is the maximum WiFi transmission range of this module?

The 5GHz band typically achieves 30-50 meters in open space with line-of-sight conditions, while 2.4GHz band extends to 50-100 meters due to superior wall penetration characteristics. Actual range depends heavily on environmental factors including building materials, RF interference sources, and antenna orientation. Dual MIMO antennas provide superior performance compared to single-antenna designs in obstacle-rich environments.

Can I use both WiFi and Bluetooth simultaneously?

Yes, the integrated design allows concurrent operation of WiFi and Bluetooth 5.0 without performance degradation. The module uses intelligent frequency coordination to avoid interference between the two radios. In typical scenarios, you can maintain a stable WiFi connection while simultaneously pairing multiple Bluetooth devices, though sustained high-bandwidth WiFi transfers may slightly reduce Bluetooth latency.

Does the module require external power supply?

No, the Odroid WiFi Module 5B draws all power directly from the M.2 connector interface, which provides regulated 3.3V supply from the Odroid board's power management system. The module is engineered to operate within the strict power budgets of single-board computers, consuming approximately 150mA during idle states and up to 450mA during active transmission.

What Linux distributions are supported?

The module is fully compatible with all major Linux distributions for Odroid including Ubuntu Server, Ubuntu Desktop, Debian, Armbian, and Android-based systems. Pre-compiled Realtek drivers are included in standard kernel packages for these distributions. Custom kernel builds require downloading source drivers from Hardkernel's official repository and compiling against your specific kernel version.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

Why Buy from The Engineer Store

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• Pan-India Delivery: 7-8 days to Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata
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• Technical Support: 24/7 expert guidance via email and WhatsApp
• Returns: 7-day return policy on manufacturing defects only

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