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

• Mini HIFI Digital Audio Amplifier: Compact and delivers high-quality sound
• Bluetooth Connectivity: Supports wireless connection for easy music streaming
• FM Radio Support: Tune into your favorite stations with the FM stereo radio

• Digital Bluetooth Power Amplifier Board
• Supply Voltage: DC 12V ~ 24V
• Number of Channels: Two-channel stereo
• Output Power: 100W per channel (200W total output)

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

• 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

The Mono Amplifier Board features 4 transistors, utilizing two 5200 and two 1943 (not included), providing a powerful and reliable amplification solution. Compatible with DC supply voltage from 12V to 35V.

• High Output Power: 15W x 2 output for clear and powerful audio.
• Wide Voltage Range: Operates within a DC 8-18V input voltage range.
• Low Static Current: 8mA static state for energy-efficient operation.
• High Efficiency: ≥90% efficiency for better performance.

• High-fidelity (Hi-Fi) sound output
• Dual-channel stereo for balanced audio performance
• 50W x 2 output power with adjustable voltage and resistance
• Compact and lightweight (only 62g) design

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

Upgrade your car's audio system with the TDA7850 4-Channel 12V MOSFET Car Audio Amplifier Board. This amplifier board delivers a powerful 4 x 50W output, ensuring superior sound quality for your in-car entertainment. Powered by the reliable TDA7850 chip, it operates on a DC12V--16V supply and features 10000uf big electrolytic capacitors for enhanced performance.

• Chip: TDA7850
• Power Supply: DC12V--16V / AC9V--12V
• Max Output Power: 4 x 50W
• Power Current: 3A Min.
• Dimensions: 120 x 65 x 38.2mm

Experience unparalleled sound quality with our 420W Dual Channel Audio Amplifier Board, featuring the TDA8954TH Class AD power stage. Ideal for stereo audio applications, this amplifier delivers exceptional performance and efficiency.

• Max Output Power: 2*420W
• Power Supply: AC24~28V
• Channels: Dual Channels
• Output Impedance: 4~8 ohm
• Working Type: Class AD
• Efficiency: >90%
• Size: 140*104*30mm
• Weight: 250g ±5%

Enhance your bass sound with the TPA3116 100W Subwoofer Amplifier Board. This high-performance amplifier features preamplifier, bass crossover, and bass volume control, delivering powerful and clear bass output for your audio system.

Key Features:

• High-performance TPA3116D2 digital power amplifier chip
• DC 12-24V power supply
• Up to 100W bass output
• Wide operating voltage with power-saving design
• Preamp, bass crossover, and volume control

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

• 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.

• 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.

Presenting our Mono Amplifier Board featuring 16 transistors. This amplifier board uses two 5200 and two 1943 transistors (not included), delivering powerful performance. It operates on a supply voltage ranging from DC 12V to 35V, making it ideal for various audio setups.

Key Features:

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