How To Buy Best Dc Amplifier For Pc Speakers In 2023

Features :

• 【PACKAGE】1 x Dual-Channel Mini Amplifier. (Power Supply NOT included)
• 【DESIGN】Built with Treble / Bass / Volume control knob, supports treble and bass adjustment.
• 【UNIVERSA】Wide compatibility, can be connected to most digital electronic products on the market.
• 【MATERIAL】Made of lightweight aluminum shell, it is portable with overload, short circuit and overheat protection.
• 【SERVICE】If there’s any quality issue, please feel free to contact us; If there’s problem with delivery, please contact the amazon service team first.

Features :

• [High Performance] The TPA3116D2 is a Class D amplifier IC from TI that has very high index parameters. Advanced oscillator / PLL circuit uses multiple switching frequency options to reject AM interference. The modulation frequency can be up to 1.2MHZ, and the high power output distortion is less than 0.1%. This helps prevent noise. With a filter inductor, the sound is round and clear.
• [HIFI Stereo] High quality dual channel 100W(50W*2) power amplifier board for HIFI music. With AUX, Bluetooth, USB flash drive, USB sound card multiple audio input methods. With active and passive speakers two output methods. You can enjoy your music in different ways.
• [Super Compatibility] 5.0 Blue tooth version, the transmission efficiency is higher and more stable, the transmission distance is farther. Up to 15m(49 feet) wireless range in open space. Can be widely applied to various devices such as tablet PC, TV, smartphone, laptop with Bluetooth.
• [High Quality] The TPA3116D2 devices feature short-circuit and thermal protection as well as overvoltage, undervoltage, and DC protection to prevent total failure. In the event of an overload, the device reports the fault condition to the processor to protect itself from damage. It adopts copper DC connector and fence type terminal. It can withstand large current, no heat, no damage to the wire.
• [Application] The potentiometer adjusts the volume with a switch for easy control of the volume, making it ideal for DIY speakers. TDA3116D2 is widely used in store solicitation, home theater, square speakers, etc.due to its excellent performance and comprehensive cost performance.

Features :

• As a digital power amplifier & music player, it supports RCA/AUX/USB/BT 5.0/TF Card inputs, almost compatible with all home audio device such as phone, tablet, computer, TV, set-box, CD player etc. U-disk and TF card support WAV, APE, FLAC lossless formats .
• USB interface supports U-disk, computers (no need for driver) and phones (with OTG function) input. Bluetooth 5.0 achieves stable and faster transmission speed, TF card makes it convenient to enjoy high-quality music even on the road or outdoor.
• Adopting powerful amplifier chip, max output power can reach 60W+60W, enough for most home desktop/bookshelf/indoor passive speakers(4-16Ω). The sound is clear and clean without any audible noise even at high output.
• Compact design and exquisite appearance, attractive chassis with LED display and power / mode switch, very suitable for home and desktop audio system use. DC 9-24V wide voltage makes it possible to be used in car or motorcycle.
• Comes with complete accessories including high-quality 19V power supply, USB cable(with shielding ring), 1:2 and 2:2 RCA cable, 3.5mm AUX cable, no need to wait and enjoy its powerful function at once as long as you receive it.

Features :

• UPGRADED CHIP WITH 80W+80W : NEW F900S bluetooth receiver amplifier provides 80W+80W dual channel stereo output with the Upgraded chip MA12070, which is more powerful! Impedance: 4~8 Ohm.
• THREE INPUT OPTIONAL: Supporting AUX/ USB/ Bluetooth input. But the amp module can be searched and connected via Bluetooth when unplugging audio input line. Insert audio input line, then it will auto switch to wired input mode, Bluetooth function will be lost.
• SUPER COMPATIBILITY: Our Bluetooth audio transmitter can be widely applied to various tablet PC, TV, smartphone, Laptop with Bluetooth and etc, versatile and simple to use. But it does not apply to a range of products launched by Amazon such as Echo, Alexa ect. and Bose Speakers.
• MINI ELEGANT SIZE BUT POWERFUL: Ultra small size (3*2.7*1.5 inch) with metallic colourful shell, advanced technology and chip, our Bluetooth stereo amplifier has good sound quality, no distortion, no humming or hissing and sounds clear, crisp.
• 1-YEAR WARRANTY: We offer 1-year guarantee period. If you have any questions or concerns, please don’t hesitate to contact us. 【Regarding the power-on sound of the amplifier, we cannot change the program at present, please forgive me.】

Features :

• Notice: This power amplifier board is pure bass output(Subwoofer), no midrange and treble output. (In order to obtain a larger power, it is recommended that the power supply be not lower than 9V.)
• Power supply: DC6.5-15V (depending on the required output power), eg. power adapter, switching power supply, battery, etc., the recommended current is more than 3A. Power input interface: 5.5*2.1DC socket or pad of welding wire; Audio input interface: 3.5mm plug or pad of welding wire.
• Test Data: Output power: VDD = 7.4V RL = 2 Ω 12.5W; Output power: VDD = 9.0V RL= 2 Ω 18W; Output power: VDD = 12V RL = 4 Ω 20W; Output power: VDD = 16V RL= 4 Ω 32W.
• In order to obtain a more shocking effect, it is recommended to use a 4-5 inch, 4-6Ω 20-50W subwoofer speaker. Upper crossover point: 110Hz.
• PCB material: FR-4 glass fiber board, thickness: 1.6mm. Onboard fixing hole diameter: M3; Board size: 1.57×1.65×0.78inch (LxWxH), excluding potentiometer handle length (Pot. protruding length 0.59inch).The potentiometer mounting hole diameter needs to be 0.28inch/7mm.

Features :

• 𝐓𝐫𝐞𝐛𝐥𝐞&𝐁𝐚𝐬𝐬 𝐂𝐨𝐧𝐭𝐫𝐨𝐥: The treble and bass knobs of the amplifier are controlled by a separate professional treble and bass chip. (Bass adjustment range: +-14dB Treble adjustment range: +-8dB), Aluminum alloy material and non-slip design ensure smooth use of the knob.
• 𝐁𝐥𝐮𝐞𝐭𝐨𝐨𝐭𝐡 𝟓.𝟏 𝐂𝐨𝐫𝐞: The built-in Bluetooth 5.1 chip of the amplifier can bring you faster audio data transmission speed. In addition, it provides you with a longer Bluetooth connection distance while ensuring that you can connect to the power amplifier stably.
• 𝐎𝐩𝐭𝐢𝐜𝐚𝐥&𝐂𝐨𝐚𝐱𝐢𝐚𝐥 𝐈𝐧𝐭𝐞𝐫𝐟𝐚𝐜𝐞:Amplifier is equipped with the most popular coaxial and optical interface. The coaxial interface can effectively improve the fidelity of audio data. The optical fiber interface has the fastest audio data transmission speed, and the transmission distance is long and stable.
• 𝐄𝐱𝐜𝐞𝐥𝐥𝐞𝐧𝐭 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞: 80W+80W 2.1 channels allow our amplifier to output higher quality sound. Our mini bluetooth amplifier has a built-in professional-grade 24-Bit 192Khz DAC to ensure the sound has perfect fidelity. The line out interface can also help the amplifier to connect powered subwoofer and powered speakers.
• 𝐏𝐫𝐨𝐟𝐞𝐬𝐬𝐢𝐨𝐧𝐚𝐥 𝐋𝐢𝐧𝐞 𝐎𝐮𝐭&𝐇𝐞𝐚𝐝𝐩𝐡𝐨𝐧𝐞 𝐎𝐮𝐭𝐩𝐮𝐭: Amplifier has a built-in professional amplifier headphone chip that can drive 16 Ohm to 200 Ohm headphones, and the total harmonic distortion rate can reach 0.001%. The Line-out output port can not only connect the power amplifier to powered speakers, powered subwoofer, but also connect to other or more of our amplifiers. This helps you connect and control multiple audio devices at the same time.

Features :

• Parameters: DROK audio amplifier board working voltage is DC 5V, output power is 5W (2Ω 5V)/3W (4Ω 5V) / 1.8W (8Ω 5V). Input method is monaural input.
• Artificial Material: this New-designed mini power amplifier is made of noble black immersion gold circuit board, imported KEMET speaker capacitor, large-capacity filter capacitor for channels. Besides, we customized black copper terminal blocks and gold-plated audio input terminal blocks for this new amplifier module.
• High Performance: the digital amplifier module is with high efficiency of over 90%, general harmonic distortion noise is less than 10%, low quiescent current and noise suppression.
• Safe Protection: the class D dual-channel amp board is designed with input reverse connection protection, short circuit protection, over heat protection; what’s more, EMI is allowed to pass.
• Additional Function: it is available to connect amplifier type to choose different function (MODE: high electricity level is Type D, low electricity level is Type AB. Factory defaults high electricity level); available to add an external Shutdown (SD: the chip will be Shutdown at low electricity level, factory default high electricity level.

Features :

• Powered by a USA Designed Texas Instruments TPA3118 producing clean, efficient audio with detail
• Solid performer that’s economically priced and compact sized
• 3.5 mm stereo jack and Gold-plated RCA inputs
• Lightweight aluminum enclosure with mounting tabs
• 12 VDC, 3A power supply included

Features :

• Ultra-efficient amplifier with 2 x 30 watt stereo output and an additional 80 watt passive subwoofer output – perfect for home theaters, listening rooms, Hi-Fi, DIYand small offices
• Front panel sub volume, tone/direct, treble, bass and master volume controls provide the user with the ability to easily dial-in their preferred listening preferences
• Variety of inputs including Bluetooth 5.0, stereo RCA, and 3.5mm Aux provide flexible application options
• Includes Quality DC Power Supply and a rear USB 5VDC charging output and Speaker Spring terminals make connecting speakers fast and easy
• Lighted Master Volume indicates power ON and listening mode – white for Line In and blue for Bluetooth operation – a sleek black aluminum enclosure is aesthetically attractive and unobtrusive
• USER MANUAL located in the LARGE image set (click on the images at the left, large images will load and manual will be displayed)