Description
AT110 Bluetooth Audio Amplifier Board with Type-C | USB, TF Card, AUX, Mic Support (5V)
Upgrade your DIY audio projects with this AT110 Multifunction Bluetooth Amplifier Board, designed for modern audio systems with multiple input options and compact design.
This board is not just a simple amplifier — it’s a complete audio decoding + amplification solution, featuring Bluetooth connectivity, USB playback, TF card support, AUX input, and microphone input.
Perfect for DIY speaker makers, technicians, and electronics enthusiasts 💡
⚡ Key Features & Highlights
- 📶 Built-in Bluetooth Function
Wireless audio streaming directly from mobile, laptop, or tablet. - 🔌 Type-C Power Input (5V)
Modern and stable power supply using mobile charger or power bank. - 💾 Multiple Input Options
- USB Port (Pendrive Support)
- TF Card Slot (Memory Card)
- AUX Audio Input (3.5mm Jack)
- 🎤 Microphone Input Support
Dedicated MIC section available (AGND MIC marked on PCB). - 🎛️ Onboard Control Buttons
- Play/Pause
- Next/Previous Track
- Mode Switching
- 🔊 Built-in Audio Amplifier
Drives small speakers directly with good sound clarity. - 🔌 Speaker Output Connector
Easy connection for speaker via onboard terminals. - 📡 IR Receiver Support
PCB marking shows IR support for remote control (optional feature). - 📱 Compact & Professional Design
Ideal for portable speaker systems and custom audio builds.
📊 Technical Specifications
| 🔧 Parameter | 📌 Details |
|---|---|
| Model | AT110 Audio Amplifier Board |
| PCB Code | APEX-6966B-AT110ML(SB2)-V5 |
| Input Voltage | 5V DC (Type-C) |
| Connectivity | Bluetooth + AUX + USB + TF Card |
| Audio Output | Stereo Speaker Output |
| Control Interface | Push Buttons (Onboard) |
| USB Support | Yes (Pendrive Music Playback) |
| TF Card Support | Yes (Micro SD Card) |
| AUX Input | 3.5mm Audio Jack |
| Microphone Input | Available (AGND MIC Pin) |
| IR Control Support | Yes (Optional) |
| Power Connector | USB Type-C |
| Board Size | Compact DIY Module |
🎯 Applications (Best Use Cases)
- 🔊 DIY Bluetooth Speaker Box
- 📻 Portable Music Player System
- 🎤 Mini Karaoke / Mic Amplifier Setup
- 🔧 Electronics Repair Testing
- 🧰 Custom Audio Projects
- 🚗 Car Audio Modification (5V setups)
- 🎓 Student Projects & Training
💡 Why This Product is Special?
- ✅ All-in-One Audio Solution (No need for separate modules)
- ✅ Supports Wireless + Wired Audio Together
- ✅ Easy to install — Perfect for beginners & technicians
- ✅ Modern Type-C input (future-proof design)
- ✅ Compact but powerful functionality
📦 Package Includes
- 1 × AT110 Bluetooth Amplifier Board with Type-C
⚠️ Important Notes
- ⚡ Use 5V regulated power supply only
- 🔊 Use compatible speakers (4Ω–8Ω recommended)
- 🔧 Proper wiring required for best performance
- 🚫 Avoid reverse polarity connection
- 📡 IR & MIC may require external components for full use
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