Product Description
The SPBT‑009A 5 Volt Bluetooth Speaker Module is a compact wireless audio receiver + amplifier board designed for DIY audio projects — especially portable speaker builds, hobby electronics, and custom sound systems. It functions as a Bluetooth receiver and basic amplifier that connects to external speakers and allows audio streaming from Bluetooth‑enabled devices like smartphones, tablets, or laptops. This makes it a popular choice for makers and electronics enthusiasts.
Specifications
The SPBT-009A is a Bluetooth audio module commonly used in DIY audio projects, Bluetooth speaker systems, and other wireless audio applications.
Features
- Power Supply Voltage: 5V DC (typically powered via USB or lithium ion battery 3.7v)
- Bluetooth Version: Bluetooth 4.0
- Audio Output Power: Typically 3W-5W, depending on the connected speaker impedance
- Audio Amplifier: Built-in class D amplifier for efficient and clear audio output
- Speaker Impedance Compatibility: 4Ω to 8Ω speakers
- Wireless Range: Typically 7 meters in open space, depending on environmental factors
- Connectivity: Bluethooth, USB, micro-SD, AUX in
In the Package :
- 1 x SPBT-009A 5 volt Bluetooth speaker module
- 1 xABS front panel
- 2 xJST-XH cable
Applications
This Bluetooth module is perfect for:
DIY Bluetooth speakers
Portable sound projects
Arduino / microcontroller audio systems
Upgrading existing sound boxes to wireless
School electronics projects
It’s not a standalone speaker — you must connect external passive speakers for sound output.
Why It’s Useful
Plug‑and‑play wireless audio — no complicated setup.
Low power requirement — only 5 V supply.
Flexible use in hobby builds, portable systems, and embedded audio designs.
Affordable and compact, ideal for simple Bluetooth speaker projects.
