Description
COSMIC-012BT Bluetooth Audio Amplifier Board | USB, TF Card, FM, AUX Supported
Transform any ordinary speaker into a powerful wireless multimedia sound system with the COSMIC-012BT Bluetooth Audio Amplifier Board.
This compact module comes with multiple input options like Bluetooth, USB, TF Card, AUX, and even FM Radio, making it a complete all-in-one audio solution for DIY projects, repairs, and speaker upgrades 🔥
⚡ Key Features & Highlights
- 🔵 Bluetooth Wireless Connectivity
Easily connect mobile, laptop, or tablet for wireless music streaming. - 💾 USB + TF Card Support
Directly play MP3 songs from Pen Drive or Memory Card. - 📻 Built-in FM Radio Function
Dedicated FM ANT point for better signal reception. - 🎤 MIC Input Support (Karaoke Feature)
Separate MIC connector for microphone input 🎙️ - 🔌 Multiple Power Input Options
- Micro USB Port
- DC Input via onboard connectors
(Flexible powering options)
- 🎚️ Onboard Control Switch
For power/control operations. - 🔊 Stereo Speaker Output
Clearly marked SP+ / SP- terminals for easy connection. - 🧰 Compact & Ready-to-Use Design
Perfect for DIY speaker box making and repair work.
📊 Technical Specifications
| Parameter | Details |
|---|---|
| Model | COSMIC-012BT |
| Bluetooth Function | Yes (Wireless Audio Streaming) |
| USB Support | Yes (Pen Drive Playback) |
| TF Card Slot | Yes (Memory Card Supported) |
| FM Radio | Yes (FM ANT Available) |
| AUX Input | Supported (via onboard pads) |
| MIC Input | Yes (Dedicated MIC Connector) |
| Output Channels | Stereo (Left + Right) |
| Speaker Output | SP+ / SP- Pin Connectors |
| Power Input | Micro USB / DC Input |
| Board Type | Multimedia Audio Amplifier Module |
| Usage | DIY / Repair / Speaker Upgrade |
🔌 Pin & Connector Details (From Image)
- 🟡 Speaker Output Connectors → SP+, SP- (Left & Right)
- 🔴 MIC Input Port → External microphone connection
- 🔲 USB Port → Pen drive music playback
- 📀 TF Card Slot → Memory card support
- 🔌 Micro USB Port → Power input
- 📡 FM ANT Point → External antenna for FM
- ⚫ Switch → Power/Mode control
🎯 Applications
- 🔊 DIY Bluetooth Speaker Box
- 📺 LED TV External Audio Upgrade
- 🚗 Car Audio DIY Projects
- 🏠 Home Sound Systems
- 🎤 Mini Karaoke System
- 🔧 Electronics Repair & Replacement Module
- 📦 Portable Speaker Manufacturing
💡 Why This Board is Special?
- ✅ All-in-One Multimedia Board (BT + USB + FM + TF + MIC)
- ✅ No need for multiple modules
- ✅ Easy installation with labeled connectors
- ✅ Ideal for technicians & beginners
- ✅ Best for your electronics shop & YouTube practical projects
📦 Package Includes
- 1 x COSMIC-012BT Bluetooth Audio Amplifier Board
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