Top 10 Best pre-amplifier 2.1 in 2021 Comparison Table
- This product designed by Nobsound in 2017 is a 2.1-channel digital power amplifier, Cost-Effective and high performance, Mini and compact, High-Power with HiFi good sound and very useful, almost match any speaker on the market, the most perfect 2.1 digital amplifier, you deserve to have.
- 2017 latest version, Treble&Bass independent control, add the subwoofer frequency adjustment, add the pre-amplification; Redesign the low pass filter, the subwoofer is more powerful; The right VOLUME knob turn to end is Shutdown.
- Adopted TPA3116D2 amplifier chip as core; MUSE AUDIO or ELNA as input capacitor makes harmonic richer; the top red loop outputs inductor makes its voice purer; Aluminum alloy body is easy to heat-sink; Gilding RAC and crystal terminal looks extravagant. All use genuine components using devices capable of long-term stability.
- The total capacity of the capacitor is increased to 4700UFX2=9400UF, which makes the signal-to-noise ratio better, the lower frequency is stronger and the energy is more steady.
- Can be powered by DC 12~25V. It has 90% high efficiency and lower internal resistance because we used of import seal potentiometer and high speed capacitor array. It can use power switch, storage battery, vehicle power, and so on.(The power supply is not included.)
- 100W Subwoofer Amplifier Board;Frequency response range: input: 20 hz - 20 KHZ, output: 20 hz - 180 hz
- Operating voltage range: DC 12-24V(maximum voltage is no more than 24V); built-in TPA3116 amplifier chip;This is a pre-amplifier, bass frequency processing, with bass volume potentiometer control of the bass amplifier board.
- DC 12-24V power supply(Package without power adapter), wide operating voltage, power-saving design, more than 90% power efficiency. Maximum support 100W (Bass) bass channel output,Without Power Switch Control
- Audio input sensitivity: 500 mv;Speaker impedance: bass speaker impedance: 2-8 ohm;You can use a good switching power supply adapter, laptop switching power supply
- Any product problem,pls ask me:www.amazon.com/hz/help/contact/A3BG62S1F23IH5# .Or leave any of your instant messaging account and I'll contact you.We will offer technical support and replace service,thanks!
- RACK MOUNT COMPATIBLE: Pyle pro audio pre-amplifier has FM radio tuning and unique recording mode that saves audio via USB/SD port. Also, pack with detachable hardware rack mounts for quick and easy assembly
- 2. 1 BLUETOOTH VERSION: Built-in Bluetooth for wireless music streaming receiver that ranges up to 25’+ ft with digital LCD display. It works with all of today’s latest devices such as iPhone, android, smartphone, iPad, tablets, computer and the likes
- AUX INPUT AND OUTPUT: This receiver/preamp also features two sets of RCA inputs, RCA preamp out, 2 Mono RCA's for subwoofer output, and Bluetooth that wirelessly connects to your iPod and MP3 player. Also, an FM antenna for better signal reception
- FRONT CONTROL CENTER: The front panel button control center consists of a power switch, independent input source selectable, bass, treble, mid, balance and master volume adjustment. Also, pack with headphone jack, USB flash and SD memory card readers
- REMOTE CONTROL: A simple and user-friendly remote control is included with the PPRE70BT, providing all the functionality you need from switching input sources. And, it will allow you to access all functions of the receiver quickly and efficiently
- 2021 NEW MODEL: The updated version for BT30C. Join the audiophile muisc journey with Fosi Audio BT30D.
- 2.1CH Bluetooth 5.0 Power Amplifier. A new generation: exquisite design, improved operation, great sound performance.
- BT30D supporting Bluetooth and RCA input can drive most home passive speakers, passive/powered subwoofer. SUB volume/Frequency, Bass/Treble control ensure Hi-Fi music quality.
- Adopt 2 pcs Texas Instruments TPA3116D2 chip. High-performance effectively improve output power and audio quality. Max power output up to 200Watt.
- What You Get: BT30D Amp, 24V/4.5A power supply, user manual, our worry-free 18-month warranty, and friendly customer service.
- 2.1CH Bluetooth 5.0 Stereo Amplifier. Features buttons to switch the previous/next song. The Bass & Treble buttons are easy to use to meet your different needs.
- U-disk input for convenient and portable use. Audio Input: U-disk/ Bluetooth/ RCA. Audio Output: Powered Subwoofer + Passive Speakers. Support MP3/WMA/APE/ FLAC/WAV U-disk audio input, up to 32GB capacity.
- Adopting classic TDA7498E chip to get clear and clarity sound without any audible noise even at high output. Advanced circuit design ensure Hi-Fi sound, compatible with iPhone/Android, iPod, iPad, PC, Laptop, TV, DVD etc.
- 160Watt x 2 (DC19-35V, 98dB SNR, 0.05% THD), included high quality 24V/4.5A power supply enough to drive most passive speakers and powered subwoofer.
- What you Get: BL20C amplifier x1, Bluetooth antenna x1, User Manual x1, Power Adapter x1, AC Cord x1, an 18-month worry-free warranty and friendly customer service.
- ❤ QCC3031 Bluetooth 5.0 core support aptX and aptX HD, Streaming range up to 39ft(12m), With Bluetooth and AUX selector, no pop when Bluetooth connecting;
- ❤ Small But Pratical: Adopt Texas Instruments TPA3116D2 * 2 chips, small simple compact design but practical and powerful, can drive 2-8ohm, 20-200Watts speakers;
- ❤ No Sparks: 2.1ch with sub output for home theater system, built-in speakers protection circuit, New DC socket, no sparks flying when plug the power supply in;
- ❤ Function: Best for outdoor/ bookshelf/ computer/ desktop /ceiling /floor standing speakers, can use iPod, Phone, MP3 players, TV, Echo Dot, CD players, or Streaming Media players as input with no software to install or settings to change;Perfectly suited for your desktop or a smaller space in your home or office.
- ❤ After-sale Service: With 18 months warrenty and 24 hours after-sale service online to provide you the great shopping exprerience.
- volume booster
- headphones volume booster
- bass booster
- increase volume
- increase bass
- Bluetooth 5.0 & Stereo RCA & MM Phono inputs: can be used as tube amp or MM phono amp, and input signal can be losslessly switched via input selection, perfectly compatible with most audio device such as phone, computer, TV, CD player, DAC, MM record player and so on.
- GE5654 vacuum tube & HiFi Sound: filter out the digital sound of common audio sources to get warm and sweet, delicate and mellow sound, much softer and more listenable, full in mid, powerful in low and clear in high frequency. No need to change or upgrade other vacuum tubes.
- Super large output power & low frequency output: adopting TDA7498E amp IC whose max output power can reach 160W+160W(4Ω), and equipped with 32V/5A power supply, easily to drive most home passive speakers. And adding subwoofer output, convenient to connect active subwoofer and build 2.1 audio system.
- Perfect Design & Powerful function: with tone control, easy to get more smooth and delicate sound by adjusting treble and bass knob, and bypass function is added to enjoy original sound. Vacuum tube circuit can be also bypassed, easy to compare the difference digital sound and tube sound, adding much fun and higher playability.
- Exquisite Appearance & Proper Size: metal black case and vacuum tube with blue and orange decorating light looks fashionable and attractive, designed input switch / tube and tone pass & bypass switch, very convenient to use and suitable for stereo home and desktop audio system.
- 3000 Watt power: The multi channel Pyle Bluetooth stereo amplifier Receiver is perfect for your home entertainment system. Gives you 3000 Watts peak power to be used for multi speakers w/ 2-8 ohms impedance, lets you enjoy high quality amplified audio
- Bluetooth compatible: The professional integrated stereo receiver is equipped with Bluetooth wireless music streaming. Works with today’s latest devices including smartphones, iPhone, iPad, laptops and computers with hassle free receiver pairing
- 7 inputs: The home amplifier with Bluetooth digital amp Box supports headphone, USB, SD, MP3, FM tuner, aux, CD Player, 2 microphones input w/ echo for karaoke or event hosting, recline, 1 RCA preamp output and dual mono RCA dedicated for subwoofer
- Eq controls: the home theater system receiver has crisp buttons for the audio sources and selector, rotary knob for equalization and master volume adjustments. It also features blue LED lights which brightness can be adjusted through the LED dimmer
- Display meter: The improved compact amplifier has a built in digital fluorescent output display meter that displays all the functions and input used. Remote control for distant audio adjustments and rack mount brackets are included in the package
- 【Small but Powerful】Neat designed D-class RMS 2 x 30 W stereo receiver & amplifier ( size: 5.5”x 5.5 ”x 1.7 ”), Perfect for wireless streaming music, 3.5mm line in jack is also available for wired connection.
- 【Treble & Bass Adjustment】 ±10 dB equalizer adjustable for Treble and Bass, Customize the sound easily by the remote control.
- 【Latest Bluetooth 5.0 Technology】Built-in Bluetooth 5.0 receiver, Up to 65ft connection distance (in flat area) enables wireless streaming stably and lossless in every corner of your home.
- 【Additional Subwoofer Output】3.5mm subwoofer audio output allows you to connect an external active subwoofer and make it a 2.1 home stereo audio system (only for active subwoofers).
- 【Easy operations & One-year Warranty】 A 4-pin screw terminal block connector and a screwdriver are included in the package. Easily connects with your passive speakers and easily operates with its neat buttons & remote control.
Are you finding for top 10 great pre-amplifier 2.1 for the money in 2021? We had scanned more than 19,916 customer satisfaction about top 10 best pre-amplifier 2.1 in 2021, we have come up with the top 10 rated products you may be interested in. We have ranked the best brands from Artificial Intelligent and Big Data, as you see below:
Our Best Choice: Zerone TPA3116D2 Audio Module Digital Amplifier Board 2.1 Channels High Power Audio Module 2?¨¢80W+100W
This TPA3116D2 Audio Module has Substantial-stage modulation technique configuration, sophisticated level lessens the selection of parts, built-in self-defense circuit, such as
overvoltage, undervoltage, overheating, DC detection and small circuit safety, heat-resistant deal. Volume can be quickly modified by the knobs, 2.1 channels stereo, higher efficiencyand robust amplifying energy. Extensive voltage Electric power Offer from 12V to 26V DC, strength preserving design and style, the efficiency is large.
This quick-to-use 2.1 amplifier board is major on electrical power, providing 80 watts into stereo channels and an extra 100 watts into a mono subwoofer channel. Use this board for multimediasound methods, boom box jobs, electronic signage, or even cell audio. 100 decibels sign-to-noise ratio, excellent audio high-quality and pure new music. Higher fidelity, low sounds, very suited forhigh good quality sound tools, instrument, management circuit and phone channel amplifier.
Materials: Metallic + Plastic
Chip Product: TPA3116D2 ?¨ 2
Offer Voltage: DC 12-26V (proposed DC 24V)
Output Electrical power: 80W ?¨ 2 + 100W (subwoofer)
Output Load: 4-8|?
Frequency Response Vary: 14-100KHZ
Sign-to-noise Ratio: 100 decibels
Variety of Channels: 3 channels (remaining + appropriate + subwoofer)
Switching Frequency: 1.2MHZ
Dimension: Approx.115?¨95?¨27mm (potentiometer excluded)/4.5?¨3.7?¨1.1in
Offer Fat: Approx.127g/4.5oz
Package deal Involved:
1 ?¨ TPA3116D2 Audio Module
1. The Electrical energy Supply is ideally DC 24V!
2. You should allow for 1-3cm mistake because of to manual measurement. Thanks for your being familiar with.
3. Monitors are not calibrated same, product coloration exhibited in images may possibly be exhibiting slightly various from the serious object. Please choose the actual a single as typical.
Excellent TRANSMISSION Efficiency: Created-in two TPA3116D2 electronic amplifier chips with secure overall performance to accomplish high efficiency jogging, with reduced power usage, large transmission efficiency, good compatibility
HIFI Seem Top quality: 100 decibels sign-to-noise ratio, superior audio high quality and pure audio. Significant fidelity, lower noise, very appropriate for substantial good quality sound machines, instrument, handle circuit and telephone channel amplifier
OUTPUT Electrical power: 80W ¡Á 2 + 100W: This straightforward-to-use 2.1 amplifier board is huge on energy, delivering 80 watts into stereo channels and an supplemental 100 watts into a mono subwoofer channel. Use this board for multimedia audio devices, increase box initiatives, digital signage, or even cell audio
3 CHANNELS (Still left+Right+SUBWOOFER): Quantity can be easily adjusted by the knobs, 2.1 channels stereo, superior effectiveness and solid amplifying electric power. Broad voltage energy provide from 12V to 26V DC, vitality saving design and style, the efficiency is high
Security Defense: Superior-amount modulation process configuration, innovative amount cuts down the amount of components, built-in self-defense circuit, which includes overvoltage, undervoltage, overheating, DC detection and limited circuit security, heat-resistant deal