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CA-TB21 2.1 Channel BT Subwoofer Amplifier Audio Board 2*50W+100W 12-24V AMP

audio amplifier board
January 09, 2025
Category Connection: Amplifier Board Module
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Tags:
#Power Amplifier Board #Amplifier Circuit Board #Dual Channel Amplifier Board
Brief: Discover the CA-TB21 2.1 Channel BT Subwoofer Amplifier Audio Board, delivering powerful 2*50W+100W output with 12-24V power. Featuring dual chip options, BT 5.0 compatibility, and advanced protection mechanisms, this amplifier is perfect for home theaters and speakers.
Related Product Features:
  • Dual chip options: CS8673E for transparent sound quality and TPA3776D2 with AM interference suppression.
  • BT 5.0 compatibility for higher transmission efficiency and longer range.
  • Rotary encoder knob for 360-degree stepless tuning and easy volume control.
  • Multiple protections including short circuit, overcurrent, overheating, and anti-reverse connection.
  • Large-area heat dissipation fins and copper coating for efficient cooling.
  • Supports 2.1 channels with AUX and BT input methods.
  • Adaptable to DC12~24V power supply for higher output with increased voltage.
  • Compact size (118x100x22mm) and lightweight (190g) for versatile applications.
Faqs:
  • What are the chip options available in the CA-TB21 amplifier?
    The CA-TB21 offers two chip options: the domestic CS8673E for transparent sound quality and the imported TPA3776D2 with AM interference suppression.
  • What is the maximum output power of the CA-TB21 amplifier?
    The amplifier delivers a maximum output power of 2*50W for the left and right channels and 100W for the subwoofer.
  • What power supply is required for optimal performance?
    The CA-TB21 requires a DC12~24V/5A or higher power supply. Higher voltage results in greater output power, and the adapter power supply should exceed the amplifier's working power.
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