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MP3 Players
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
  • Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB
Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB

Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB

  • 1000 - 5999 Sets
    $1.50
  • 6000 - 19999 Sets
    $1.20
  • >= 20000 Sets
    $0.88

Customization:

Customized logo（Min.Order: 1200 pieces）
Customized packaging（Min.Order: 1200 pieces）
Graphic customization（Min.Order: 1200 pieces）
design software of PCB（Min.Order: 1200 pieces）
design hardware of PCB（Min.Order: 2000 pieces）
View product details

Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Multi-Mode Charging & Audio Playback: Combines a USB car charger with an MP3 player and Bluetooth 5.0 connectivity, supporting FM transmission, AUX input, and USB audio streaming.
  • Real-Time Voltage Monitoring: Features a digital display (e.g., "12.8V") to track output voltage, ensuring safe and stable charging for devices like smartphones and tablets.
  • Built-in Storage: 16MB memory for storing and playing MP3 files directly via the car audio system.

Key features

  • 1. Material Technology

    • With an FR4-based PCB material, ensure stable and durable performance even in fluctuating car environments.

  • 2. Interactive Design

    • With a digital voltage display and customizable control buttons, monitor real-time output and adjust charging modes effortlessly.

  • 3. Performance Parameters

    • With dual USB ports delivering up to 3.1A and 1.0A, charge multiple devices simultaneously at speeds up to 40% faster than basic car chargers*.

  • 4. Scenario Solutions

    • With built-in Bluetooth 5.0 and FM transmitter compatibility, stream music wirelessly or connect to older car audio systems, while 16MB memory stores favorite tracks for offline playback.

  • 5. Certification Standards

    • With automotive-grade safety certifications, ensure reliable operation during long drives and resistance to electromagnetic interference.

Product details

Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player Car Audio Player PCB

The Bluetooth PCB FM Transmitter Aux Modulator 5.0 Wireless Handsfree Car Charger MP3 Player is a compact, multi-functional device designed for in-car audio and charging needs. It combines FM transmission, Bluetooth 5.0 connectivity, USB charging ports, and an integrated MP3 player with 16MB memory, all on a durable FR4 PCB. The digital display enables real-time voltage monitoring (12.8V), ensuring optimal performance for connected devices.

Technical specifications

FeatureSpecificationBenefit
Bluetooth VersionBluetooth 5.0Enhanced range and faster data transfer
USB Ports2 ports (3.1A & 1.0A)Supports simultaneous charging of high/low-power devices
Audio FormatsMP3Plays stored music via built-in memory
Built-in Memory16MBStores playlists/presets for hands-free use
DisplayDigital voltage monitor (12.8V)Ensures safe charging by showing real-time output
CompatibilityFM, AUX, USB, car audio systemsVersatile connectivity for in-car entertainment

Customization guide

Adjustable charging modes (via onboard buttons) let users optimize power delivery for specific devices. The digital display allows customization of voltage thresholds for sensitive electronics, while the dual USB ports can be configured for balanced charging or prioritized output.

Get inspired

With its integrated MP3 player and FM transmitter, this charger transforms your car into a multimedia hub. Monitor voltage to protect devices, and use Bluetooth 5.0 for seamless wireless streaming. Ideal for road trips, commutes, or enhancing older car audio systems.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
USB Output3.1A + 1.0A3.1A + 2.4A5.0A + 2.4A*
Bluetooth Range10m20m30m
Memory16MB32MB64MB
Voltage Accuracy±0.5V±0.3V±0.1V*

Supplier's note

  1. Key Technical Breakthroughs:

    • Digital Voltage Display: Ensures safe charging by monitoring output in real-time.
    • Dual USB Ports: Delivers optimized power (3.1A/1.0A) for simultaneous device charging.
    • Bluetooth 5.0: Offers 2x the range of Bluetooth 4.2, ideal for stable wireless streaming.

  2. Version Selection Guide:

    • Base Model: Best for basic needs (e.g., smartphones, GPS). Its 16MB memory suits short playlists.
    • Advanced Model: Targets users needing extended Bluetooth range (20m) and faster charging (2.4A) for tablets.
    • Pro Model: Engineers or audiophiles benefit from 64MB storage and ±0.1V precision, ensuring compatibility with high-end car audio systems.
      Example: The Pro’s 5.0A port charges electric vehicles’ accessories 20% faster than traditional models, while its FM transmitter meets FCC certification for interference-free broadcasts.

Frequently asked questions

  • Which Bluetooth car charger model is best for dual-device charging in vehicles?

  • How to clean the USB ports of a Bluetooth FM transmitter car charger?

  • FR4 PCB vs standard PCB: Which is better for car audio players?

  • Can this car charger’s charging modes be customized via buttons?

  • Is this car charger’s material FCC certified for safety?

  • Does the MP3 player in the car charger support high-capacity USB drives?

  • How does the digital voltage display enhance car charger safety?

  • Which devices work with the aux modulator and Bluetooth 5.0?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Connectivity OptionsIn-car audio streamingIndustry: FM only (supports radio transmission) ▲ Base: FM + Bluetooth 5.0 (▲ Advanced: FM + Bluetooth 5.2 + AUX)Base adds wireless convenience; Advanced supports multi-device setupsIndustry lacks modern features; Advanced requires more setup for full use
Audio Format SupportMusic playback compatibilityIndustry: MP3 only (basic audio playback) ▲ Base: MP3 + AAC (▲ Advanced: MP3 + AAC + FLAC)Base supports more formats; Advanced enables high-resolution audio playbackIndustry limited to MP3; Advanced requires compatible devices for FLAC support
Built-in MemoryStoring playlists/filesIndustry: No memory ▲ Base: 16MB (stores up to 15 songs) (▲ Advanced: 32MB)Base stores playlists; Advanced doubles storage capacity for longer tripsIndustry cannot save files; Advanced adds cost for minimal extra storage
USB Power OutputCharging multiple devicesIndustry: 2.4A total (slow charging) ▲ Base: 4.1A total (▲ Advanced: 5.0A)Base charges smartphones faster; Advanced supports high-power devices like tabletsIndustry slower; Advanced may overheat during prolonged use
Voltage DisplayReal-time power monitoringIndustry: No display ▲ Base: 12V display (shows real-time voltage) (▲ Advanced: Adjustable voltage)Base ensures safe charging; Advanced customizes output for specialized devicesIndustry lacks safety monitoring; Advanced requires technical knowledge
Customization FeaturesAdvanced control over settingsIndustry: None ▲ Base: Basic mode selection (e.g., eco/boost) (▲ Advanced: Full settings control)Base offers basic settings; Advanced provides granular control for audiophilesIndustry rigid; Advanced may overwhelm casual users

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