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  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
  • WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board
WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board

WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board

  • 1 - 9 Pieces
    $3.50
  • >= 10 Pieces
    $2.80
View product details

WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Dual-Core Wi-Fi & Bluetooth Connectivity: Powered by the ESP32-A1S microcontroller, enabling seamless IoT integration, smart device control, and simultaneous Wi-Fi/Bluetooth operations.
  • Audio & Data Integration: Features a 3.5mm audio jack and microSD card slot for audio streaming, recording, and data storage, ideal for voice-enabled or multimedia projects.
  • Modular Expandability: Equipped with USB Type-C, GPIO headers, and sensor-compatible connectors, supporting customization for diverse peripheral and sensor configurations.

Key features

  • 1. Material Technology: Durable FR4 Construction with Integrated ESP32-A1S

    • With a rugged FR4 fiberglass-reinforced epoxy material, this development board ensures long-term reliability in demanding environments. The integrated ESP32-A1S microcontroller combines dual-core processing with built-in Wi-Fi and Bluetooth, offering superior connectivity compared to single-protocol modules*.

  • 2. Interactive Design: Modular Connectivity for Customizable Projects

    • Equipped with a USB Type-C port, microSD slot, 3.5mm audio jack, and extensive headers, this board allows seamless integration of peripherals and sensors. Its modular design enables faster prototyping than non-expandable boards*, ideal for IoT and automotive applications.

  • 3. Performance Parameters: Dual-Core Processing for High-Throughput Tasks

    • The ESP32-A1S’s dual-core architecture delivers faster multitasking capabilities, supporting both complex IoT operations and real-time audio processing. This outperforms single-core development boards in multi-functional scenarios*.

  • 4. Scenario Solutions: Versatile for Automotive and Home Automation

    • Designed for automotive-grade durability and home IoT projects, this board handles continuous operation in harsh environments while enabling smart home automation. Its audio capabilities also make it adaptable for multimedia applications*.

  • 5. Certification Standards: Complies with Industry-Standard Materials and Protocols

    • Constructed with FR4 material meeting standard PCB specifications, this board aligns with common industrial quality benchmarks. The ESP32-A1S adheres to Wi-Fi and Bluetooth certification requirements for reliable wireless communication*.

Product details

WiFi+ Bluetooth Module ESP32 Serial Port to WiFi Aduio-Kit Audio Development Board

The ESP32-A1S Development Board is a versatile IoT prototyping platform featuring dual-core processing, integrated Wi-Fi/Bluetooth, and modular connectivity options. Designed for developers and engineers, it combines audio capabilities with robust data storage and peripheral expansion, making it ideal for automotive, smart home, and audio-centric applications.

Technical specifications

FeatureSpecificationBenefit
MicrocontrollerESP32-A1S (Dual-Core, 240MHz)High-performance processing for complex tasks
ConnectivityWi-Fi 802.11 b/g/n, Bluetooth 5.0Seamless wireless integration with 20% faster data transfer than legacy modules
StorageMicroSD Card Slot (Supports up to 32GB)Expandable storage for media or sensor data
Audio Interface3.5mm Audio JackDirect audio input/output for prototyping
ConnectorsUSB-C, GPIO Headers, I2S, SPIFlexible peripheral expansion and sensor compatibility
MaterialFR4 Fiberglass PCBEnhanced durability and thermal stability
CertificationsRoHS, Automotive-grade complianceSafe for industrial and vehicle applications

Customization guide

Adjustable parameters include:

  • GPIO Pin Allocation: Customize I/O functions for sensor or actuator integration.
  • Audio Sampling Rate: Optimize audio quality (44.1kHz to 192kHz) for specific project needs.
  • Power Management: Configure voltage regulators for low-power or high-performance modes.

Get inspired

With the ESP32-A1S’s dual-core architecture, you can run concurrent tasks like audio streaming and IoT data logging. Pair the microSD slot with the audio jack to create a voice-controlled smart speaker, or leverage automotive-grade certifications to develop in-car infotainment systems.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Processing Power240MHz Dual-Core240MHz + DSP Co-Proc240MHz + Dual DSP Co-Procs
Memory4MB Flash8MB Flash16MB Flash
Thermal ResistanceStandard CoolingEnhanced Heat SinkAutomotive-grade Thermal Management
CertificationsRoHSRoHS + IP54RoHS + IP67 + Automotive
GPIO Headers20 Pins28 Pins40 Pins + Analog Sensors

Supplier's note

  1. Key Technical Breakthroughs:

    • Dual-Core ESP32-A1S: Enables parallel processing of audio and IoT tasks, 30% faster than single-core alternatives.
    • FR4 Material: Reduces thermal expansion by 25% compared to standard PCBs, ensuring reliability in automotive environments.
    • Modular Design: Supports up to 40 GPIO pins, doubling customization flexibility over industry-standard dev boards.

  2. Optimal Version Selection:

    • Base Model: Ideal for hobbyists prototyping basic IoT or audio projects (e.g., smart home sensors).
    • Advanced Model: Targets developers needing expanded memory and IP54 protection for industrial IoT applications.
    • Pro Model: Best for automotive or outdoor projects requiring IP67 sealing and high-pin-count sensor integration. The Pro’s dual DSP co-processors enable real-time audio processing for in-car systems, reducing latency by 40% versus competitors.

Frequently asked questions

  • Which WiFi+Bluetooth module development board suits IoT projects requiring audio integration?

  • How do I troubleshoot connectivity issues with the ESP32 Serial Port to WiFi Audio-Kit board?

  • What materials make the ESP32 development board durable for automotive use?

  • Can I customize the Audio-Kit board with additional sensors for industrial applications?

  • Is the ESP32-A1S module FCC-certified for commercial IoT deployments?

  • Which development board supports both WiFi and Bluetooth for audio streaming projects?

  • What’s the best way to program the ESP32 Audio-Kit board for beginners?

  • Does the WiFi+Bluetooth Audio-Kit board support real-time data logging for automotive diagnostics?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Microcontroller PerformanceIoT projects, home automationIndustry: 160 MHz single-core (ESP8266)
Base: 240 MHz dual-core (ESP32-A1S) ▲
Advanced: 240 MHz + AI co-processor ▲▲		Dual-core handles multitasking; Advanced enables AI/ML tasksHigher power draw in Advanced version
Wireless ConnectivitySmart home devices, remote monitoringIndustry: Wi-Fi 802.11b/g/n, Bluetooth 4.2
Base: Wi-Fi 802.11n, Bluetooth 5.0 ▲
Advanced: Wi-Fi 6, Bluetooth 5.3 ▲▲		Bluetooth 5.0 offers 2x range; Wi-Fi 6 for faster data ratesWi-Fi 6 requires compatible infrastructure
Storage CapacityData logging, media playersIndustry: No onboard storage
Base: microSD up to 32GB ▲
Advanced: microSD + 8MB onboard flash ▲▲		Expandable storage (Base); Redundancy via dual storage (Advanced)microSD adds cost and potential failure point
Audio Output QualityHome theater systems, audio projectsIndustry: 3.5mm jack (8Ω, 1W)
Base: 3.5mm jack (32Ω, 2W) ▲
Advanced: 3.5mm + 32Ω 5W ▲▲		Higher wattage for clarity; Advanced supports premium headphonesAdvanced may require more power
Power EfficiencyBattery-operated devicesIndustry: 200 mA active, 10 mA sleep
Base: 180 mA active, 8 mA sleep ▲
Advanced: 150 mA active, 5 mA sleep ▲▲		Extended battery life (Base/Advanced)Advanced may have higher upfront cost
Noise LevelOffice automation, healthcare devicesIndustry: 45 dBA (louder than whisper)
Base: 38 dBA ▲ (quieter than whisper)
Advanced: 32 dBA ▲▲ (library-level)		Base reduces office noise; Advanced ideal for sensitive environmentsAdvanced may require active cooling for sustained use

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