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MP3 Players
  • Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
  • Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
  • Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
  • Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
  • Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car
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Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car

  • 200 - 999 Pieces
    $1.45
  • 1000 - 4999 Pieces
    $1.20
  • >= 5000 Pieces
    $1.10

Customization:

Customized logo（Min.Order: 5000 pieces）
Customized packaging（Min.Order: 10000 pieces）
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Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Multi-Format Audio Playback: Supports FM radio, Bluetooth streaming, and playback of MP3, WAV, FLAC, OGG, WMA, and ASF files from USB/SD storage.
  • Voice Recording and Connectivity: Equipped with a voice recorder function and multiple I/O ports (USB, 3.5mm audio jack, MIC/SPEAKER inputs), enabling seamless integration into audio systems.
  • Compact Design for Versatility: Built on a space-saving FR4 PCB with modular components, ideal for embedding into car audio systems or portable devices.

Key features

  • 1. Durable Material Technology for Reliable Performance

    • With a robust FR4 PCB and lightweight plastic casing, you can ensure long-lasting durability and resistance to environmental stress, outperforming devices with standard plastic-only construction*.

  • 2. Versatile Connectivity for Seamless Interaction

    • With built-in Bluetooth 5.0 and USB ports, you can stream music wirelessly or connect external devices effortlessly, eliminating the need for tangled cables compared to basic car audio systems*.

  • 3. High-Performance Audio Compatibility

    • With support for 6 audio formats (MP3, FLAC, WAV, etc.) and a 20-hour battery life, you can enjoy uninterrupted playback of high-quality music, exceeding devices limited to fewer formats or shorter battery life*.

  • 4. Modular Design for Customized Car Integration

    • With a compact, space-saving form factor and customizable connectors (USB, 3.5mm aux, microphone inputs), you can adapt it to diverse car audio setups, unlike rigid, non-modular alternatives*.

  • 5. Compliance with Industry Standards for Safety and Reliability

    • With materials and design adhering to automotive-grade safety and environmental standards (e.g., RoHS compliance), you can ensure safe operation and eco-friendly use, meeting rigorous industry requirements*.

Product details

Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board for Car

The Customized Mini FM Radio Module USB SD MP3 Player BT Kit Circuit Board is a compact, versatile electronics solution designed for car audio systems. Built with durable FR4 PCB and plastic, it supports FM radio, Bluetooth connectivity, and multiple audio formats, offering seamless integration into automotive environments. With a 20-hour battery life and modular design, it balances portability and functionality for on-the-go entertainment.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialFR4 PCB (green) + plastic housingEnsures durability in car environments
SizeMiniaturized rectangular design (exact dimensions: 85x55x15mm)Space-saving for dashboards or glove compartments
Audio FormatsSupports ASF, WAV, WMA, OGG, FLAC, MP3Plays music from diverse file sources
Bluetooth5.0 version with 30m rangeWireless connectivity for hands-free calls
USB/AUXDual USB ports + 3.5mm audio jackFlexible power/data input/output options
Voice RecorderBuilt-in microphone input (MIC+)Records driving logs or voice memos
TF Card SupportSD slot for up to 128GB storageExtends music storage capacity
Battery Life20 hours continuous playbackLong-lasting entertainment during road trips

Customization guide

Adjustable parameters:

  • Connector Types: Swap USB ports for proprietary connectors to match OEM car systems.
  • Bluetooth Range: Upgrade antenna design for extended range in large vehicles.
  • Audio Output Power: Customize wattage (e.g., 3W to 5W) for louder speakers.

Get inspired

Turn your car into a premium entertainment hub with this compact module. Pair it with a dashboard mount for hands-free FM radio, stream playlists via Bluetooth, or record road trip memories. Its modular design allows easy integration into custom car audio builds.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Bluetooth Range20m+15% (23m)+30% (26m)*
Audio Output Power3W4W5W
Storage ExpansionSD slot (max 32GB)SD slot (max 128GB)Dual SD slots (256GB)
IP RatingN/AIPX5 splash-proofIPX7 waterproof

Supplier's note

  1. Technical Breakthroughs:

    • FR4 Material: Enhances thermal stability for reliable performance in car engines.
    • Multi-Format Support: Plays lossless FLAC files for audiophiles.
    • 20h Battery Life: Outperforms competitors by 30% in endurance.

  2. Version Selection Guide:

    • Base Model: Ideal for basic car audio needs (e.g., casual drivers).
    • Advanced Model: Best for users requiring extended storage and splash-proof durability (e.g., off-road enthusiasts).
    • Pro Model: Targets professional audio setups needing waterproofing and high output (e.g., taxi fleets).

With its IPX7 rating, the Pro version enables safe use in rainy conditions, while its 5W output ensures clarity in noisy environments. Pair with the dual SD slots to store thousands of songs for long hauls.

Frequently asked questions

  • Which model is best for car audio systems with limited space?

  • How to clean the Bluetooth module and connectors to prevent signal issues?

  • Plastic vs Metal: Which material is better for car audio circuit boards?

  • Can this circuit board be customized for voice recording features?

  • Is the circuit board compatible with FLAC and OGG audio formats for high-quality playback?

  • How long does the battery last when used in car audio applications?

  • Does the board support aux input for connecting external devices in cars?

  • What's the effective Bluetooth range for wireless connectivity in vehicles?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Wireless ConnectivityCar audio systems needing hands-free callingBluetooth 5.0 (2Mbps data rate)▲▲ vs Industry Standard Bluetooth 4.2 (3Mbps)▲▲▲ Longer range (30m) and lower power consumption vs Industry Standard▲▲▲ Requires newer devices for full compatibility▲ (tooltip: Supports ISO/IEC 4898)
Audio FormatsMultiformat playback in vehicles6 codecs supported (MP3/WAV/FLAC/OGG/WMA/ASF)▲▲ vs Industry 3 codecs▲▲▲ Compatibility with lossless audio (e.g., FLAC)▲ for high-fidelity sound▲▲ Larger file sizes may reduce storage efficiency▲ (tooltip: ISO/IEC 11172-3 MP3 standard)
Battery LifePortable car entertainment20h playback (Li-Po 3.7V)▲▲ vs Industry Standard 15h▲▲▲ Sustained use during long drives▲▲▲ Heavier battery adds 15% weight▲ (tooltip: IEC 61960 battery endurance test)
Material ConstructionHarsh automotive environmentsFR4 PCB (UL 94 V-0 flame rating)▲▲ vs Plastic-only Industry Standard▲▲▲ Heat resistance (-55°C to +140°C)▲ for engine bay use▲▲▲ Higher production cost▲ (tooltip: IPC-4101E PCB specification)
Input/Output OptionsCustom car audio setups5 ports (USB/SD/AUX/Bluetooth/MIC)▲▲ vs Industry Standard 3 ports▲▲▲ Versatile connectivity for aftermarket speakers▲ and devices▲▲▲ Requires manual configuration▲ (tooltip: IEC 60958 digital audio interface)
CustomizationDIY car entertainment systemsModular design (3 expansion slots)▲▲ vs Fixed-layout Industry Standard▲▲▲ Supports GPS/voice assistant add-ons▲ for personalized setups▲▲▲ Needs soldering skills▲ (tooltip: RoHS-compliant components)

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