• Compact Design: Small, efficient, and easy to integrate into various audio systems.
• Low Power Consumption: Operates on a 3.4V to 5V DC power supply, making it ideal for portable applications.
• High Output Power: Provides 3.0W per channel for clear, quality audio output.
• Class D Amplification: Class D technology ensures efficient power usage and reduced heat generation.

Upgrade your audio system with the TPA3116D2 100W Subwoofer Amplifier Board with NE5532 OPAMP. This amplifier module offers high-quality sound performance and versatile power options, perfect for enhancing your subwoofer audio experience.

Key Features:

• High-performance TPA3116D2 digital amplifier chip
• Includes NE5532 operational amplifier
• Power range: 8V - 25V
• Single channel output: 100W
• Dual channel output: 50W (left channel) + 50W (right channel)
• Compact PCB size: 78mm x 60mm
• 5.5mm power jack interface

The TDA2030 Audio Amplifier Board Module features a TDA2030A chip, delivering 18W mono audio amplification. Key features include:

• On-board TDA2030A audio amplifier chip
• 18W mono amplifier circuit design
• Terminal blocks for speaker connection
• 10K potentiometer for volume adjustment
• Power indicator
• Standard pin header for main pins
• Operating Voltage Range: 6V to 12V
• Board Size: 32mm x 24mm

• Schmitt trigger-limiter enabled power circuit for improved performance
• Hex-mode connection, stereo bridgeable for versatile configurations
• Higher efficiency with new RF MOSFET technology
• Continuously variable active crossovers for fine-tuned sound control

• Uses TPA3116D2 chip for efficient amplification
• Supports DC12-26V supply voltage
• Output power up to 120W*2
• High signal-to-noise ratio of 100dB

The Stereo NE5532 Tone Control HiFi Pre-Amplifier Board enhances your audio setup with precise tone control for treble, tenor, bass, and total volume. Key features include:

• Power supply: AC double 12-15V
• Power consumption: 5W
• Size: 100*60mm
• Mounting hole distance: K=M3 J=53*93
• Front chip: NE5532
• Input interface: Standard lotus socket
• Output interface: 2.54-3P
• Dual channel
• 4-way adjustment: treble, tenor, bass, total volume

Enhance your audio setup with the TDA7492P 50W+50W Digital Power Amplifier Board. Key features include:

• 100% brand new and high quality
• Power supply: 2.1A inference 8-24V DC
• Stereo audio input with Bluetooth V4.0 using CSR8635 chip for high compatibility
• Output impedance: 8 ohms best (supports 4, 6, 8, 16 ohms)
• Output power: Pre-5532 output foot (powered 25V, 6-ohm output 2*50W, 8-ohm output 2*40W dual-channel)

Perfect for boosting your sound quality and delivering powerful audio output.

• Dual 15W output for superior audio performance
• Bluetooth 4.2 for seamless wireless audio streaming
• Works with 12V-24V input voltage for versatile power options
• Compact design for easy integration into various audio projects

• High-Quality Sound: Mini HiFi digital Bluetooth audio power amplifier with low distortion for clearer, stronger, and more powerful sound.
• Multiple Input Options: Supports SD/MMC Card, USB, MP3 playback, and Bluetooth wireless connection.
• FM Stereo Radio: Built-in FM radio functionality for added entertainment.

Introducing our Mono Amplifier Board featuring 20 high-quality transistors. This amplifier board uses two 5200 and two 1943 transistors (not included), ensuring powerful and reliable performance. It operates on a supply voltage ranging from DC 12V to 65V, making it versatile for various audio applications.

Key Features:

• 20 high-quality transistors
• Uses 5200 and 1943 transistors
• Mono amplifier design
• Wide supply voltage range: DC 12V to 65V

The TDA7492P 2x50W Bluetooth V4.0 Audio Receiver Power Amplifier Board is designed to deliver high-quality audio with ease. It supports a power supply of 8-24V DC and can drive impedance of 4, 6, 8, or 16 ohms, with 8 ohms being optimal. Featuring Bluetooth version 4.0, this amplifier ensures seamless wireless connectivity. It has audio output terminals and an additional Pre-5532 output foot for enhanced performance. The board measures approximately 8.2 x 5cm, making it compact and easy to integrate into your projects.

Key Features:

• Power Supply: 2.1 interface 8-24V DC
• Output Impedance: 4, 6, 8, 16 ohms (8 ohms optimal)
• Bluetooth Version: 4.0
• Audio Output: Terminals
• Output Power: Add Pre-5532 Output Foot
• Size: Approximately 8.2 x 5cm

• Bluetooth Version: 4.2 for stable and high-quality audio transmission.
• Lossless Audio Decoder: Ensures high-fidelity MP3 audio playback.
• Compact Design: Small and lightweight, ideal for DIY audio projects.
• Long Transmission Range: Up to 20 meters in open spaces or low interference environments.

• High-power output: Delivers 420W per channel
• Original TDA8954TH chip ensures efficient Class D amplification
• Wide input voltage range: Supports AC12V-28V (recommended dual 24V transformer)
• Low distortion and high fidelity audio output

Enhance your audio setup with our Mono Amplifier Board featuring 2 high-quality transistors. This amplifier board uses one 5200 and one 1943 transistor (not included), ensuring reliable performance. It operates on a supply voltage ranging from DC 12V to 35V, making it ideal for various audio applications.

Key Features:

• 2 high-quality transistors
• Uses 5200 and 1943 transistors
• Mono amplifier design
• Wide supply voltage range: DC 12V to 35V

• Bluetooth 4.0 for wireless audio streaming
• 2.1 channels for high-quality audio output
• Aux in/Line in auto detection for seamless connectivity
• Over/under voltage, over current, and over temperature protection for safe operation

The TDA7293 100W Digital Audio Amplifier is a high-power, single-channel amplifier designed to deliver exceptional sound quality. Ideal for home audio systems and DIY audio projects, this amplifier provides reliable performance and robust output power.

Key Features:

• Chip: TDA7293
• Power Supply: AC 12V-32V
• Channel Type: Single Channel
• Output Power: 100W
• Load Type: 4-8 Ohm Speaker
• Input Impedance: 100K Ohm
• Frequency Range: 20Hz-20KHz
• Size: 60mm x 45mm x 35mm