30W Bluetooth 5.0 Amplifier Board with USB TF Card MP3 Decoder and Remote Control

Features

• Compact Bluetooth 5.0 amplifier board for DIY audio projects and portable speaker systems
• Built-in MP3 decoder supports music playback from USB drives and TF memory cards
• Wireless Bluetooth audio streaming from smartphones, tablets, laptops, and PCs
• AUX input allows connection to computers and external audio devices
• Integrated microphone input for voice amplification and karaoke applications
• Supports rechargeable 3.7V lithium battery operation for portable use
• Remote control included for convenient music and volume control
• Low distortion design delivers clear and balanced audio output
• Compatible with 4Ω speakers and suitable for 5 to 8 inch speaker units
• Ideal for DIY Bluetooth speakers, portable sound systems, and audio upgrades

Specifications

• Product Type: Bluetooth Amplifier Board
• Model: A803
• Bluetooth Version: 5.0
• Audio Channel: 1.0 Channel
• Rated Impedance: 4Ω
• Rated Power: 15W
• Peak Power: 30W
• Power Supply Voltage: DC 3.7V
• Charging Input: DC 5V / 1–2A
• Distortion: 0.03%
• Signal to Noise Ratio: 92dB
• Input Sources:
  • Bluetooth 5.0
  • 3.5mm AUX Input
  • USB Drive
  • TF Card
  • Microphone Input
• Music Format Support: MP3
• Remote Control Battery: CR2025 (Not Included)
• Speaker Compatibility: 4Ω, 5–8 Inch Speakers

Package Includes

• 1 × Bluetooth Amplifier Board
• 1 × Remote Control
• 1 × Connection Cable Set
• 1 × User Manual