COSMIC-1407 / AT1407 Bluetooth Audio Amplifier Board with USB, TF Card, AUX, FM & Remote Control | 5V Rechargeable Wireless Audio Module

COSMIC-1407 / AT1407 Bluetooth Audio Amplifier Board with USB, TF Card, AUX, FM & Remote Control | 5V Rechargeable Wireless Audio Module The COSMIC-1407 / AT1407 Bluetooth Audio Amplifier Board is a compact and powerful multi-functional audio decoding module, perfect for DIY speaker projects and audio system upgrades. This board comes with built-in Bluetooth connectivity, allowing you to stream music wirelessly from your smartphone or laptop. It also supports USB drives and TF cards, so you can play music directly without any external device. With features like FM radio, AUX input, and remote control support, this module offers complete flexibility. The onboard buttons make operation simple, while the compact design ensures easy installation in speaker boxes or custom audio setups. Perfect for electronics technicians, hobbyists, and DIY creators, this board helps you build a fully functional wireless speaker system at low cost. �� Key Features & Highlights �� �� All-in-One Audio Solution – Supports Bluetooth, USB, TF Card, AUX & FM Radio �� Built-in Bluetooth Module – Easy wireless music streaming from mobile, laptop & tablet �� 3.5mm AUX Input – Connect external audio devices directly �� USB & TF Card Support – Play MP3 songs without Bluetooth �� FM Radio Function – Built-in FM receiver for radio lovers �� 5V Power Input – Can run via USB, power bank, or battery �� Dual Speaker Output (SP / SP-) – Direct speaker connection supported ��️ Onboard Control Buttons – Mode, Previous, Next, Play/Pause �� Remote Control Support – Easy control from distance �� PCB Antenna Design – Strong and stable Bluetooth signal �� LED Indicator Support – Status indication available (GND, IO, LED pins) �� Specifications Table Parameter Details Model COSMIC-1407 / AT1407 Bluetooth Version 4.0 / 5.0 (varies by batch) Input Voltage 5V DC Power Supply USB / External 5V Audio Output Stereo (L/R Speaker Output) Supported Media USB, TF Card (Micro SD) Audio Format MP3 (commonly supported) Connectivity Bluetooth, AUX FM Radio Yes Control Options Onboard Buttons Remote Control Antenna Built-in PCB Antenna Ports Available USB, TF Slot, AUX, Micro USB Power Output Connector SP , SP- Additional Pins GND, IO, LED Application Type DIY Audio, Speaker System ⚙️ Applications / Use Cases ��️ �� DIY Bluetooth Speaker Making �� LED TV / Audio System Repair & Upgrade �� Car Audio Modification Projects �� Home Mini Sound System �� Portable Speaker Box Creation �� Electronics Learning & Projects �� Wireless Music Player Development �� Why Choose This Module? ✔️ Compact & easy to install ✔️ Multi-input support (All-in-One board) ✔️ Low power consumption ✔️ Budget-friendly solution ✔️ Ideal for beginners & professionals