Consumer Electronics

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

The PT2313 Digital Tone Board Pre-Amplifier features the latest PT2313 chip and MCU design for superior audio performance. Ideal for enthusiasts and professionals. Key features include:

• Power supply: DC 9V-24V single power supply
• 3 audio input groups, 2 audio output groups
• Full remote control
• LCD display

The Frequency Divider 3 Way Crossover Audio HiFi Filters is designed for DIY home theater systems, offering high power and low power consumption. Key features include:

• Max Power: 600W
• Impedance: 4~8Ω
• Intersect Frequency: 45Hz/28kHz
• Mounting Hole Center Distance: 230mm*148mm
• Size: Approx. 250x164x30 mm (9.84x6.45x1.18 inch)
• Material: Alloy

• Compatible with Raspberry Pi 4 and Raspberry Pi 5
• Multiple output options: 5.1V/5A, 9V/3A, 12V/2.25A, 15V/1.8A (Power Delivery)
• Input: AC 100~240V
• Plug types available: US, UK, EU

• Ideal scale for family, shopping, and travel
• Ultra-compact design, lightweight, and easy to carry
• Accurate weight measurement with a 50kg capacity and 10g readability
• 4 selectable units: kg, lb, jin, oz

• High Power Handling: With a Maximum Music Power of 1400W and RMS of 400W, this subwoofer delivers deep and powerful bass output.
• Dual Voice Coil Design: Dual 4Ω impedance for flexible wiring options and better power distribution.
• Wide Frequency Response: Offers a frequency response range from 20Hz to 100Hz, providing excellent low-end response.
• Superior Sensitivity: With 96 dB sensitivity at 1W/1m, it ensures high efficiency and clear sound reproduction.

• Converts 3.5mm stereo audio to RCA connections effortlessly.
• High-quality shielded cable for clear audio signal transmission.
• Compatible with a wide range of devices, including headphones and RCA sockets.
• Compact design for easy portability and use.

• Anti-dust Function for long-lasting cleanliness.
• Sustainable material for eco-friendly cleaning.
• Multi-purpose Use for cleaning screens, auto car interiors, computers, and calculators.
• Silicone-Based for safe and effective cleaning.

• Powerful Performance: Peak power handling of 420 watts per set, 210 watts each side, with RMS power handling of 140 watts per set, 70 watts each side.
• Efficient Impedance: 2 ohm impedance maximizes power output from your stereo or amplifier.
• Premium Sound Quality: Patent-pending Plus One woofer cones deliver superior bass and clarity.
• Durable Tweeters: Mylar/titanium composite dome tweeters for rich, clear high frequencies.

• Dual Magnet Design: Enhanced power handling and bass performance.
• High Power Output: 100W max power output for clear and loud sound.
• Single Voice Coil (SVC): Simplifies wiring and ensures consistent performance.
• Optimized for Karaoke: Ideal for karaoke use, providing clear vocals and rich sound.

• High Power Handling: With a PEAK INPUT POWER of 2000W and RATED INPUT POWER of 400W, this subwoofer delivers deep, powerful bass.
• Durable Construction: Featuring a steel speaker basket, foam speaker surround, and a polypropylene (PP) cone, it ensures longevity and high-quality sound output.
• Low Frequency Response: Offers a frequency response range from 29Hz to 300Hz, ensuring deep, rich bass.
• Efficient Power Transfer: X-Motif Cap for enhanced performance and low distortion.

• High Power Handling: 200W RMS and 270W peak power handling for deep, clear sound even at high volumes.
• Wide Frequency Response: Offers a frequency response range from 67Hz to 21kHz, delivering rich bass and crisp highs.
• High Sensitivity: 92dB sensitivity ensures efficient sound reproduction with minimal distortion.
• Nominal Impedance: 3 ohms impedance for optimal power delivery and performance.

• High Power Handling: 60W RMS and 180W peak power handling for excellent sound quality even at high volumes.
• Wide Frequency Response: 55Hz to 20kHz frequency range delivers clear bass and crisp highs.
• High Sensitivity: 92dB sensitivity ensures efficient sound reproduction.
• Nominal Impedance: 3 ohms impedance for optimal power delivery and performance.

• High-Quality Sound Output: Provides clear and crisp audio with 4Ω impedance and 3W power.
• Compact & Durable Design: 44mm diameter with a black PU edge for enhanced durability.
• Strong Magnetic Core: 30mm magnetic exterior for better sound performance.
• Versatile Applications: Ideal for DIY audio projects, multimedia speakers, and electronic circuits.

• Compact 40mm Diameter: Small size suitable for DIY projects.
• 3W Power Output: Delivers clear sound performance.
• 4 Ohm Impedance: Ideal for low-power amplifier circuits.
• High Sensitivity (100dB/W): Produces loud and clear audio.

• 40mm Mini Round Speaker for compact applications.
• 0.25W Power Output ensures clear sound quality.
• 8 Ohm Resistance for balanced audio performance.
• External Magnetic Design for enhanced efficiency.

• 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.

• Powerful Handling Capacity: Handles up to 200 watts for high-quality sound output.
• Wide Frequency Response: Covers a frequency range from 70Hz to 22kHz.
• Optimal Impedance: 4 Ohm impedance for compatibility with various audio setups.
• Compact Size: 6.5-inch speakers, suitable for a range of applications.

• Dual USB Outputs: 5V 2.1A and 5V 1A for flexible charging options
• Connector Types: Micro USB, Type-C, Type-A
• LED Display: Shows the remaining power when the button is pressed
• Overcharge Protection: Prevents battery overcharging for safety

• High-Quality Sound: Crisp and clear treble for enhanced audio
• 4Ω Impedance: Optimized for car audio systems
• 20-30W Power Handling: Ideal for various sound setups
• Compact Design: 1-inch (30mm) tweeter for easy installation

• Portable and lightweight design for easy carrying
• 3600mAh capacity with dual 1800mAh Li-ion batteries
• Fast charging with 5V 2A output
• Durable build: Made of PC + ABS + UV material

• 2-inch neodymium magnet full-frequency speaker
• Power: 5W
• Impedance: 8 ohms
• Ideal for DIY audio amplifier projects

• High-quality universal professional subwoofer
• 400W max power, ideal for home audio and car applications
• Dual magnet design for enhanced sound output
• Pneumatic rubber (butyl) suspension for smooth performance

• 12" single-voice-coil subwoofer for deep bass
• High-quality kick bass for solid drum beats and heart-pumping feeling
• Power handling of 300W RMS and 1200W peak
• Wide frequency response from 23Hz to 450Hz

• Up to 1000x magnification for detailed observation
• HD image resolution up to 1920x1080
• Adjustable LED lighting with 8 LEDs for clear visibility
• Compatible with Android, Windows (7, 10, 11), Mac for versatile use

• Compact and Portable: Miniature size, easy to carry for various uses.
• Wide Compatibility: Ideal for computer, home theatre, karaoke player, mobile phone, portable audio player, and stage setups.
• High-Quality Sound: Designed to deliver crisp sound with a 4-inch woofer.
• Durable: Built to last with a rated impedance of 8 ohms and capable of handling up to 30 watts of power.

• High Sensitivity: -73 +/-3dB for clear sound capture.
• Wide Frequency Response: 50Hz to 15000Hz for full-range audio.
• Durable Construction: Made of high-quality metal.
• XLR to 1/4" Cable: Professional-grade connection for high-quality sound.

• Professional dynamic microphone
• Polar pattern: Uni-directional
• Frequency response: 80-13kHz
• Impedance: 600±30%

• FDA 510(K) cleared for safety and reliability
• Rotatable OLED display to show waveform and vital statistics
• Monitors SpO2 (blood oxygen saturation) levels
• Heart rate monitor functionality

• High-quality LED strip with RGB color output
• IP67 Waterproof rating, suitable for both indoor and outdoor use
• Energy-efficient with 21-30W power consumption
• 96 LEDs per meter, providing vibrant and consistent color