Introducing our Mono Amplifier Board featuring 12 high-quality transistors. This amplifier board uses two 5200 and two 1943 transistors (not included), ensuring robust performance. It operates on a supply voltage ranging from DC 12V to 45V, making it versatile for various audio applications.

Key Features:

• 12 high-quality transistors
• Uses 5200 and 1943 transistors
• Mono amplifier design
• Wide supply voltage range: DC 12V to 45V

• Digital audio amplifier with TPA3116D2 chip for high-quality sound.
• Mono channel output suitable for single speaker setups.
• Wide input voltage range from DC 12V to 26V.
• High output power of up to 100W, delivering clear, powerful audio.

• Supports 2.1 channel output (60W + 60W + 100W)
• Bass enhancement up to 100W
• Bluetooth 2.1 support for wireless audio streaming
• Audio line input, U disk, and TF card player compatibility

• Bluetooth Version: 5.0
• Operating Voltage: 3.7V ~ 24V DC
• Transmission Distance: Up to 15 meters (visible and unobstructed)
• Signal to Noise Ratio: ≥90dB

CT14 Micro 4.2 Bluetooth Stereo Amplifier Module

This high-quality CT14 Micro 4.2 Bluetooth Stereo Amplifier Module is designed for those who demand the best in audio performance. Ideal for a variety of DIY audio projects, this compact module delivers powerful sound in a small package.

• Material: Electrical components
• Operating voltage: 3.7-5V DC
• Size: 40 x 20mm
• Power: 3W

Package Includes: 1x CT14 Micro 4.2 Bluetooth Stereo Amplifier Module

Discover the power of our Toshiba 2SC5200 2SA1943 High Power Amplifier Board 500W+500W, designed to deliver exceptional audio performance. This amplifier board features the latest model 2SC5200/2SA1943 Toshiba high-power tubes, ensuring stability and a high signal-to-noise ratio.

• Rated Power: 200W +200W (4 ~ 8 ohms)
• Peak Power: 500W+500W
• Input Voltage: 28-32V AC input
• Dimensions: 300 ×145 × 38mm (LxWxH) with solder pin
• Includes rectifier and filter circuit with 4pcs 35V/2700UF filter capacitor and high-speed rectifier bridge silicon 10A
• Full-featured protection circuit (including speaker protection)

Enhance your audio projects with our Stereo Tone Board featuring a built-in echo effect. This tone board is perfect for adding depth and dimension to your sound, making it ideal for various audio applications. Experience high-quality sound and easy integration with your existing setup.

Key Features:

• Stereo tone board design
• Built-in echo effect
• Easy integration with audio systems
• High-quality sound enhancement

Boost your audio projects with the DC 12V-24V TPA3118 60W Mono Digital Audio Power Amplifier Board. This amplifier board features the TPA3118 chip, providing a powerful 60W output for mono audio applications. It operates within a voltage range of 12V to 24V, ensuring reliable and efficient performance. The compact design makes it easy to integrate into various audio projects, offering high-quality sound amplification for your needs.

• TPA3118 chip for high-quality audio amplification
• 60W mono output power
• Operating voltage range: 12V to 24V
• Compact and easy to integrate design
• Suitable for various audio projects

Enhance your audio projects with the TDA7266 Dual-Channel Power Amplifier Audio Module. This module features the TDA7266 audio power amplifier chip, providing 7W + 7W output for 4-8 ohm, 5-15W speakers. The main pin has LED chips for convenient external device control, and the module includes onboard terminals with a 5.08mm distance between 2P terminals for easy connection. The onboard dial potentiometer allows for volume adjustment, and the module supports DC power input with a working voltage range of 3V to 18V.

• Dual-channel 7W + 7W output
• Supports 4-8 ohm, 5-15W speakers
• Onboard TDA7266 audio power amplifier chip
• LED chips for external device control
• 5.08mm distance between 2P terminals
• Onboard dial potentiometer for volume adjustment
• Supports DC power input (3V to 18V)
• Compact size: 45 x 33mm

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

• High output power: 75W*2 for the left and right channels, plus 150W for the subwoofer
• HiFi quality sound with less than 1% Total Harmonic Distortion (THD+N)
• Signal-to-Noise Ratio (SNR) greater than 100dB for superior audio clarity
• Bluetooth 4.0 support for wireless audio streaming

• Wireless Bluetooth audio receiver module
• High-quality lossless audio decoding
• Supports internal playback (M38)
• Compact and lightweight design

• High-power Class D digital amplifier with dual-channel output.
• Requires an 8-ohm speaker, delivering 100W+100W output at 34V DC.
• Operating voltage of 15 - 34V DC (Recommended voltage: 24V).
• Efficiency of 90% for better performance and less power consumption.

The PAM8610 Digital Power Amplifier Board is an efficient, high-performance solution for your audio amplification needs. With its Class D PWM modulation and robust design, it ensures clear and powerful sound output.

Key Features:

• Switching function with SW short to turn off the amplifier
• Working Mode: Class D (PWM modulation type)
• Chip Type: PAM8610
• Power Range: DC 6V-15V (self-protection)
• Recommended Voltage: DC 12V (2A)
• Output Power: 10W x 2 (8Ω), 15W x 2 (4Ω)
• Frequency Response: 20Hz-15kHz
• Static Current: 20mA (DC 12V)
• SNR: 90%
• Recommended Speakers: 10-100W
• Input Impedance: 15K
• Output Impedance: 4-8Ω
• Harmonic Distortion: <0.1%
• Size: Approx. 3cm x 2.5cm (1.19" x 0.98")

Package includes: 1 x PAM8610 Dual Channel Stereo Class D Digital Amplifier Board

• High Power Output: Delivers up to 60W peak power for crisp and clear audio
• Compact Design: 13 x 10 x 4 cm size makes it perfect for DIY audio projects
• Versatile Application: Suitable for car audio systems, home audio setups, and custom sound projects

• Dual AC12V working voltage for stable performance
• PT2399 reverberation chip for high-quality digital echo effects
• Compatible with 4-8 ohm output load