Description
The Bluetooth Audio Receiver Decoder Board with USB and TF (microSD) card slots is a versatile module designed for wireless audio streaming and local audio file playback. Here’s an overview of its features, specifications, and typical usage scenarios:
Bluetooth Audio Receiver Decoder Board with USB TF Card Slot
Key Features:
- Bluetooth Connectivity: Supports Bluetooth wireless connectivity for streaming audio from Bluetooth-enabled devices such as smartphones, tablets, and laptops.
- USB and TF Card Slots: Features USB and TF (microSD) card slots for playing audio files directly from USB flash drives or TF cards.
- Audio Decoding: Decodes various audio formats including MP3, WAV, WMA, FLAC, etc., from USB and TF card inputs.
- Integrated Amplifier: Some models may include a built-in amplifier for directly driving speakers without the need for an external amplifier in low-power applications.
- Control Interface: Includes onboard buttons or remote control for basic playback functions such as play, pause, next track, previous track, volume adjustment, and mode selection (Bluetooth, USB, TF card).
- Audio Output: Provides analog audio output suitable for connecting to speakers or headphones, typically via a 3.5mm audio jack or terminals.
- Power Supply: Operates on a 5V DC power supply, commonly powered via USB or an external DC power adapter.
- Bluetooth Version: Supports various Bluetooth versions (e.g., Bluetooth 4.0, Bluetooth 5.0) with different ranges and compatibility levels.
Typical Specifications:
- Bluetooth Range: Varies with the Bluetooth version, typically ranging from 10 meters (Bluetooth 4.0) to 30 meters (Bluetooth 5.0) in open spaces.
- Audio Formats: Supports MP3, WAV, WMA, FLAC, etc., for playback from USB and TF card inputs.
- Operating Voltage: Typically operates on 5V DC (via USB or external power supply).
- Control Interface: Onboard buttons or remote control for playback and volume control.
- Audio Output: Analog audio output via a 3.5mm stereo audio jack or terminal connectors.
- Size: Compact module size, suitable for integration into various DIY electronics projects and portable audio applications.
Applications:
- Wireless Audio Streaming: Ideal for building Bluetooth-enabled speakers and audio systems for wireless audio playback.
- Car Audio Systems: Upgrade car audio systems with Bluetooth connectivity for hands-free calls and music streaming.
- Home Audio Systems: Integrate into home audio systems for streaming music from smartphones and other Bluetooth devices.
- Portable Audio Players: Create battery-powered portable audio players with USB and TF card playback capabilities.
Integration Tips:
- Power Supply: Provide a stable 5V DC power supply to the module to ensure reliable operation.
- Speaker Connection: Connect speakers directly to the onboard speaker terminals or through the 3.5mm audio jack using appropriate wiring for audio output.
- Control and Interface: Use the onboard buttons or remote control (if included) to manage playback functions, volume adjustment, and mode selection.
- File Management: Organize audio files on USB flash drives or TF cards in folders or directories for easy navigation and playback.
Example Usage:
- Bluetooth Speaker System: Build a wireless Bluetooth speaker system using the module, battery pack, and speakers for portable music playback.
- Car Bluetooth Integration: Upgrade car audio systems with Bluetooth connectivity for streaming music and hands-free calls from smartphones.
- Home Entertainment: Integrate into home audio systems for streaming music from Bluetooth devices and local USB/TF card playback.
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