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

• 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

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

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

• 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 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

• 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.

The Mono Amplifier Board features 24 transistors, utilizing two 5200 and two 1943 (not included), delivering powerful and reliable amplification. Compatible with a DC supply voltage range from 12V to 65V.

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 TDA8954TH 420W Mono Channel Digital Amplifier Board HW-717. This high-power amplifier is designed for optimal performance in mono channel applications, delivering clear and powerful sound.

Key Features:

• High power output: 420W
• Kernel chip: TDA8954TH
• Input voltage: recommended double 24V (range double 12-28V)
• Output impedance: 4-8Ω
• Compact size: 80mm x 75mm x 33mm
• Mono channel design

NE5532 Stereo Pre-Amplifier Volume Control Board

Upgrade your audio experience with the NE5532 Stereo Pre-Amplifier Volume Control Board. This board allows for precise control over treble, midrange, and bass, ensuring high-quality sound output for your projects.

• Color: Blue
• Material: Resin
• Size: 11.2cm x 7cm x 2.3cm
• Supply voltage: AC 12V

Package Includes: 1x NE5532 Stereo Pre-Amplifier Volume Control Board Treble Midrange Bass Tone Controls

• 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.

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

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-Power Output: Delivers up to 50W per channel (stereo) and 100W for subwoofer, providing a robust sound experience.
• Bluetooth 5.0: Latest Bluetooth version for a stable, high-quality audio connection.
• Dual Input Options: Supports Bluetooth and AUX input, giving you flexible connection options.
• TPA3116D2 Chip: High-performance power amplifier chip for clear, distortion-free audio.
• Wide Compatibility: Works with 4-8Ω speakers, making it versatile for various audio setups.

• Onboard 2W Mono Amplifier (5V power supply, up to 3W) for direct connection to speakers (recommended with 4Ω, 3W speakers)
• 3.5mm gold-plated socket for connecting headsets or external sound devices
• MicroUSB power supply interface allows use of mobile phone cable, USB charger, or 3.7V lithium battery
• Supports TF card and U disk playback for music storage and playback