• 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.

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

• 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 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.

Explore our Mono Amplifier Board featuring 8 high-quality transistors. This amplifier board utilizes two 5200 and two 1943 transistors (not included), delivering reliable performance. It operates on a supply voltage ranging from DC 12V to 35V, suitable for various audio applications.

Key Features:

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

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%

• Bluetooth 4.1 technology for stable wireless audio streaming
• Supports multiple profiles: A2DP, AVCTP, AVDTP, AVRCP, HFP
• High-quality sound with SNR of 90dB, THD+N of -70dB, and DNR of 91dB
• Crosstalk reduction with -86dB for clearer audio

• High Efficiency: 30W + 30W power output
• Wide Voltage Range: Works with DC 8V to 26V input
• Compact Design: Small footprint for easy integration into various projects
• Excellent Signal Quality: 100db signal-to-noise ratio

TPA3116D2 50Wx2 Dual Channel Class D Amplifier Board

Boost your audio projects with the TPA3116D2 Dual Channel Digital Stereo Amplifier Board. This high-efficiency Class D amplifier provides 50W per channel, offering exceptional sound quality and powerful performance.

• Power supply voltage: DC 4.5V-26V (24V recommended)
• Dual channel: 2 x 50W
• Noise ratio: 102dB
• Switching frequency: 1.2MHz
• Input reverse connection protection
• Overvoltage/low pressure protection
• Dimensions: 78 x 51.5 x 22.5 mm

Package Includes: 1x TPA3116D2 50Wx2 Dual Channel Digital Stereo DC 4.5-27V Class D Amplifier Board

Enhance your audio experience with our Stereo Tone Board. This high-quality tone board operates on a 12V DC input, delivering exceptional sound performance for various audio applications. Perfect for both personal and professional use.

Key Features:

• Stereo tone board design
• High-quality sound performance
• 12V DC input voltage
• Ideal for personal and professional use

• 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

• 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

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

• 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.

• Operates with AC 12-15V voltage (requires a separate power supply)
• Equipped with UPC1237 integrated circuit for reliable speaker protection
• Includes delay-on functionality to protect speakers from DC signals
• Heat sink on the relay power supply IC for efficient heat dissipation

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: 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.

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

• 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 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.

Explore our Mono Amplifier Board featuring 8 high-quality transistors. This amplifier board utilizes two 5200 and two 1943 transistors (not included), delivering reliable performance. It operates on a supply voltage ranging from DC 12V to 35V, suitable for various audio applications.

Key Features:

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