Bluetooth 4.0 Audio Receiver Module NE5532 Stereo Wireless for Arduino ESP32

Key Highlights

• ✓Wide Voltage Operation: Supports 7V–30V DC input with anti‑reverse protection for safe DIY use
• ✓ Bluetooth 4.0 Support: Backward compatible with Bluetooth 2.0 / 3.0 devices
• ✓ NE5532 Op‑Amp Output: Pre‑amplified stereo audio output compatible with common amplifier boards
• ✓ Automatic Audio Switching: Seamlessly switches between Bluetooth and external audio sources
• ✓ Bluetooth Priority Playback: Automatically selects Bluetooth audio when connected
• ✓ Stereo Audio Reception: Delivers clear left and right channel sound output
• ✓ External Antenna Support: Option to connect an external Bluetooth antenna for better range
• ✓ Control Key Support: Supports play/pause, next/previous track, and volume control
• ✓ Industrial SMT Design: High‑quality SMT manufacturing for stability and durability
• ✓ Compact PCB Size: Easy to integrate into car audio and DIY amplifier projects
• ✓ Cannot Drive Speakers Directly: Designed to be connected to an external amplifier Specifications:
• ✓ Product Name: Bluetooth 4.0 Audio Receiver Board Wireless Stereo Sound Module
• ✓ Operating Voltage: 6V–30V DC
• ✓ Recommended Supply: 12V / 24V DC
• ✓ Bluetooth Version: V3.0 + EDR, supports Bluetooth 4.0
• ✓ Transmission Distance: 10–20 meters (environment dependent)
• ✓ Audio Frequency Response: 80Hz – 22kHz
• ✓ Audio Output: Stereo line‑level (L, R, GND)
• ✓ Amplifier Stage: NE5532 pre‑amplifier
• ✓ PCB Size: 55 × 50 × 10 mm
• ✓ Antenna Support: External Bluetooth antenna supported
• ✓ Speaker Drive Capability: Cannot directly drive speakers Package Includes:
• ✓ 1 × Bluetooth 4.0 Audio Receiver Board Wireless Stereo Sound Module (12V / 24V Compatible)