Enhance your audio projects with this versatile Decoding Board featuring Bluetooth 5.0 connectivity and comprehensive APP control for seamless hands-free calls and wireless audio streaming. Designed with a durable PCB material, this compact decoding module supports multiple audio inputs including 3.5mm AUX and USB sound card functionality, providing flexible integration options for various audio systems. Key Features: · Bluetooth 5.0 & APP Control: Enables stable wireless connection with easy APP management and hands-free calling for a convenient user experience. · Multiple Audio Inputs: Supports 3.5mm AUX inputs (3.5AUX + 3PAUX) and USB sound card function, allowing diverse audio source compatibility. · Multi-Mode Playback: Easily switch between USB, SD card, Bluetooth, FM radio, and AUX modes to suit your listening preferences. · Comprehensive Playback Controls: Includes folder selection play, USB/card switching, previous/next track, volume adjustment, EQ settings, play/pause, stop, single song repeat, mute, shutdown, and direct song selection for full control over your audio playback. · Bluetooth Remote Functions: Supports Bluetooth-based previous/next track selection, volume control, play/pause, and mute operations for wireless convenience. · Power-Off Memory Function: Remembers playback state after power off, allowing you to resume exactly where you left off. · Compact and Durable Design: Made from high-quality PCB material with a panel size of approximately 92x35x29mm, this decoding board is built for easy installation and long-lasting performance. Specifications: · Material: PCB · Panel Size: Approx. 92 x 35 x 29 mm (3.6 x 1.4 x 1.1 in) · Hole Size: Approx. 75 x 27 x 29 mm (3.0 x 1.06 x 1.14 in) · Center Spacing of Screw Holes: Approx. 80 mm (3.15 in) · PCBA Size: Approx. 71 x 29 x 20 mm (2.8 x 1.1 x 0.8 in) · Power Supply Voltage: 5V or DC 7V-12V (select input channel accordingly) · Current: 800mA - 1A · Battery: 1 x CR2025 (included) Package Includes: · 1 x Decoding Board This decoding board is an ideal solution for upgrading audio systems with modern wireless technology and versatile playback options. Its compact size, robust functionality, and extensive control features make it perfect for DIY audio projects, custom speakers, and multimedia applications requiring reliable Bluetooth 5.0 decoding and multi-source audio input support.