The TPA3110D2 Stereo Audio Amplifier Module delivers high-quality stereo sound with an output power of 15W per channel. Ideal for various audio projects. Key features include:

• Chip: TPA3110D2
• Input voltage: 8-24V
• Output Power: 15W * 2
• Two-channel stereo
• Size: 40.2 * 30mm

• 2x5W output power for high-quality audio
• Built-in Bluetooth 4.2 for wireless audio streaming
• Supports multiple audio file types (WAV/WMA/FLAC/APE/MP3)
• Compact design with easy integration into projects

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

• 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

• 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

Enhance your audio projects with the Microphone Amplifier Board XH-M273 PT2399 NE5532. Key features include:

• Product Name: Karaoke Reverb Board
• Product Model: XR-M273
• Input Voltage: DC12-24V
• Reverberation Chip: PT23999
• Microphone Input: 2
• Knob Spacing: 24MM
• Microphone Spacing: 17.6MM
• Output Channel: 2 channels
• Frequency Response Range: 25HZ-17KHZ
• Compact Size: 117 x 53MM
• Weight: 75 grams

Perfect for karaoke systems and audio enhancement projects, providing clear and powerful sound quality.

• 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.

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

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

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 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

• 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.

• Powerful 4x50W Output: Delivers 4 channels of 50W output power, providing high-quality sound.
• Noise Reduction with BA3121: Includes the BA3121 noise reduction chip for a cleaner audio experience.
• Wide Compatibility: 4-8 ohm speaker compatibility for flexible speaker selection.
• Compact Design: Measures 65 x 52 x 30mm, making it easy to fit into various audio setups.

Boost your audio projects with the TPA3116D2 50W+50W Bluetooth 4.0 Amplifier Board. Key features include:

• Chip: TPA3116D2
• Bluetooth transmission distance: up to 20m
• Voltage: DC 12-24V
• Power: 50W + 50W
• Storage mode: TF card, U disk
• Size: 73 x 68 x 16mm
• Efficiency: over 90%
• Weight: 42g

Perfect for enhancing audio quality with wireless convenience and powerful sound.

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

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