• Uses TPA3116D2 chip for efficient amplification
• Supports DC12-26V supply voltage
• Output power up to 120W*2
• High signal-to-noise ratio of 100dB

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

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

• 2-way frequency divider with bass and treble filtering
• Designed for speakers with 4-8 Ohm impedance
• Capable of handling power from 1000W to 1200W
• Frequency point at 2000Hz for optimal sound division

• 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

Enhance your audio setup with the TDA7492P 50W+50W Digital Power Amplifier Board. Key features include:

• 100% brand new and high quality
• Power supply: 2.1A inference 8-24V DC
• Stereo audio input with Bluetooth V4.0 using CSR8635 chip for high compatibility
• Output impedance: 8 ohms best (supports 4, 6, 8, 16 ohms)
• Output power: Pre-5532 output foot (powered 25V, 6-ohm output 2*50W, 8-ohm output 2*40W dual-channel)

Perfect for boosting your sound quality and delivering powerful audio output.

• 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

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.

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.

• 2-channel (2.0) audio output
• DC 2.5V to 5.5V power supply range
• High-quality aluminum material construction
• Compact and mini design for DIY 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

The Amplifier Board TPA3116D2 offers powerful audio performance with 50Wx2 for left and right channels and 100W for the subwoofer. It operates on a DC supply voltage range of 12-24V and features dual TPA3116 chips. This 2.1 channel digital subwoofer amplifier board is designed for high-quality sound output, supporting 4-8 ohm speakers and delivering excellent signal-to-noise ratio (SNR) of 100dB. Its compact PCB board size of 100 * 70 * 30mm makes it an ideal choice for various audio projects.

Key Features:

• Supply Voltage: DC 12-24V
• Chip: TPA3116*2
• Channel Type: 3 Channels (Left, Right, Subwoofer)
• Output Power: 50W*2 + 100W
• Output Match: 4-8 ohm
• Audio Output: Terminals
• Frequency Response Range: 14-100KHz
• SNR: 100dB
• Switching Frequency: 1.2MHz
• PCB Board Size: 100 * 70 * 30mm

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%

• Audio Modes:
  • U Disk / TF Card Decoding Playback: Supports FLAC, WAV, MP3, WMA format decoding.
  • Bluetooth Receiving Playback: Connect and play wirelessly.
  • FM Radio Function: Use remote control for FM station control (infrared).
• Amplifier Chip: TPA3116 digital amplifier ch

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

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