When you want to find audio amplifier board 2.1, you may need to consider between many choices. Finding the best audio amplifier board 2.1 is not an easy task. In this post, we create a very short list about top 10 the best audio amplifier board 2.1 for you. You can check detail product features, product specifications and also our voting for each product. Let’s start with following top 10 audio amplifier board 2.1:
Reviews
1. Digital 2.1 Channel Amplifier Board Bluetooth USB TF Input 50w x2 Subwoofer BTL 100w Home Stereo Amplifiers for Speakers DC 12V-26V
Feature
Digital amplifier has a higher overload capacity than analog amplifier, and it won't cause crossover distortion, transient inter modulation distortion and you don't have to worry about the loudspeaker internal resistanceIt supports many audio input ways including Bluetooth, USB, TF card and audio input jack
Dual channel of 50W+50W power output, 100W subwoofer output and a wide input voltage range from 12V to 26V DC
Sound quality is very good by using this audio power amplifier module
Applicable speaker impedance are 4/6/8 ohm, great for turning normal speaker into Bluetooth speaker
Description
This is an audio power amplifier board that strengthens low-power, inaudible electronic audio signals such as the signal from radio receiver or electric guitar pickup to a level that is strong enough for driving loudspeakers or headphones. Power amplifiers make the signal audible to listeners. It is the final electronic stage in a typical audio playback chain before the signal is sent to the loudspeakers and speaker enclosures.
Specifications:
Chip: TPA3116
Audio Input: Bluetooth, USB, TF, audio input jack
Audio Format:MP3, WMA, WAV, FLAC
Output Power: 50W+50W(stereo)+100W(subwoofer)
Suitable Impedance: 4, 6, 8ohm speaker
Input Voltage: 12~26V DC
Size: 124 x 80mm / 4.88 x 3.15"
Package Includes:
1 x Amplifier Board
2. Douk Audio TPA3116 2.1 50WX2+100W+ Bluetooth Class D power amplifier Completed board New
Feature
100% brand new and high quality. Using original TPA3116 and CSR4.0 Bluetooth moduleCoupling capacitance by Germany's Siemens 1UF. Signal main circuit electrolytic capacitors used in Taiwan brand, the main filter capacitor electrolytic capacitors imported from Japan to ensure strong support for a steady stream of power.
Resistance selection Rings metal resistance, the main circuit employs a precision of 1% metal film resistors rings, ensure the machine a good signal to noise ratio.PCB using 1.6mm thick double-sided sheet, 2.0 oz copper thickness, HASL whole process to ensure that the size of the current through the good performance. PCB-class quality.
Fully enclosed dust-proof potentiometer, the performance is more stable, more durable than ordinary potentiometer!All-shielded audio-specific high-current inductors, to ensure crisp and powerful sound.
Using the latest Bluetooth version 4.0.Mode Bluetooth connection mode and common equipment like!
Description
Parameters :Work modle: class D
Quiescent current: 60mA
Work efficiency: 90%
Rated output power: 100W+2*50W
Frequency response: 20Hz to 20KHz
Working voltage: DC18V to DC24V
Maximum output current: 3A
PCB SIZE(L*W)10.4*10.3cm/4.09"*4.06"
Input mode: only bluetooth input function.
Potentiometer distance : 22MM 22MM 30MM
Quantity:1Pc
Note:
Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.
And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
3. DROK TDA7379 DC12V - 24V Digital Audio Power Amplifier 13W+13W 2.1 Channel Subwoofer 38W Stereo Amp Board Amplify Module for Home Theater with Bass Volume Treble Frequency Adjust Knob
Feature
Powered by AC12-16V or DC12-24V, operating current is 2A or higher than it, adopting 3A rectifier diode 1N5401.Well-organized circuit design and high quality component, offering you a perfect and original sound without any noise.
With blue LED power indicator, 2.1 channel, output power is left and right channels:13Wx2 and the subwoofer: 38Wx1.
Subwoofer output is driven by BTL, so please don't connect the two output wires of subwoofer speaker to the ground, that is the two wires are completely independent and can only be connected to speakers.
Suitable for refitting car speaker, motor speaker, electrical bike speaker and multimedia speakers, best choice for you to DIY amplifier.
Description
Parameters:Type: 2.1-channel
Operating voltage: AC 12-16V, 12-24V DC
Working current: 2A or more
Output Power:
Subwoofer: 38Wx1
Left and right channels: 13W x 2
Frequency response:
Subwoofer: 22-150Hz
Left and right channels: 22Hz-22kHz
Channel separation: 40db
Signal noise ratio: 80db
Output resistance:
Subwoofer: 89ohm
Left and right channels: 4 ohms
PCB Size: 76x70mm (WxL)
Net weight: 145 g
Tips: This amplifier bass is driven by BTL. The two output wires of subwoofer speaker can not be connected to the ground, that is the two wires are completely independent and can only be connect to speakers.
Package includes:
1x Amplifier Board
4. HiLetgo TDA7492P 50W+50W 250W Wireless Bluetooth CSR4.0 BT 4.0 Audio Receiver Digital Amplifier Board AMP
Feature
TDA7492P 50W+50W Wireless BluetoothTDA7492 digital amplifier chip, designed to optimize the circuit layout.
Using CSR8635 Bluetooth chip, Bluetooth V4.0, high software compatibility.
DIP switches can be adjusted directly after the amp gain more respect and better promote greater damping horn.
Power supply: 2.1 interface DC 8~25V power supply
Description
Power: 2.1 interface 8 ~ 24V DC power supplyInput: stereo input various versions of the Bluetooth connection
Using CSR8635 Bluetooth chip, Bluetooth V4.0, high software compatibility
Output Impedance: 8 ohms Best(4,6,8,16 ohm
impedance can drive speakers)
Output Power: Add pre-5532 output foot (powered 25V ,6-ohm
impedance output 2 X 50W, 8 ohm
impedance output 2X40W dual-channel)
TDA7492 digital amplifier chip, designed to optimize the circuit layout,
the sound quality is very good, big power
DIP switches can be adjusted directly after the amp gain more respect and better promote greater damping horn
5. WINGONEER TPA3118 2.1 Digital Power Amplifier Board, 30W+30W+60W (Bass) BTL 60W Binaural Stereo Audio Amplifier, Computer Amp Stereo for Home Theater & Active Speaker Applications
Feature
Power amplifier chip: the main channel stereo TPA3118 (30W +30 W) bass TPA3118 (BTL 60W)Output power: 30W +30 W + 60W (bass)
Operating voltage: 12 ~ 26VDC
Recommended power supply: 24VDC > 5A
Applicable Speaker Impedance: 4,6,8 ohm
Description
WINGONEER trademark Reg.NO:4747611Power amplifier chip: the main channel stereo TPA3118 (30W +30 W) bass TPA3118 (BTL 60W)
Output power: 30W +30 W + 60W (bass)
Operating voltage: 12 ~ 26VDC
Recommended power supply: 24VDC > 5A
Applicable Speaker Impedance: 4,6,8 ohm
Package Include:
1x WINGONEER TPA3118 2.1 Digital Power Amplifier Board
6. DROK Digital Amplifier Wireless Bluetooth 3.0/4.0/4.1 Audio Amp Board Headphone 2 Channel 50W+50W Small Amplifier Module with Protective Shell
Feature
DROK digital audio amplifer wide input voltage range is DC 4.5~27V, output power is 50W*2, SNR is 102dB.2 Audio Input Ways: user can directly connect with wireless Bluetooth 3.0/4.0/4.1, or choose the headphone (Line in) way.
2 Powering Methods: it is equipped with wiring blocks and DC 2.1mm socket which is compatible with most laptop's power port.
Protective Function: the amp module is designed with acrylic protective shell, reverse connection protection, over-voltage protection, under-voltage protection, over-heat protection, short-circuit protection.
No POP Sound: there is no POP sound when powering this module, skipping song or pausing.
Description
Product Parameter:Operating Voltage: DC 4.5-27V
Output Power: 50W*2
Signal-Noise Ratio: 102dB
Package Includes:
1 X 50W*2 Amplifier Board
7. TDA7492P Bluetooth 4.0 Audio Receiver Amplifier Board, Haiworld 2 x 50 Watt Dual Channel Wireless Digital Hifi Module
Feature
2.1 Interface, 8 ~ 25V DC power supply.Chip: tda7492p,the Sound Quality is really good, big power.Output power: add pre-5532 output foot,(power 25v 6 Ohm impedance output 2*50W, 8 Ohm impedance output 2*40W Double track).
Output impedance: 8 ohm (best) can also drive 4/6/8/16 Ohm impedance speakers
CSR8635 Bluetooth chip,Bluetooth V4.0.
The amplifier board has a 3.5mm audio jack for output only (as in for headphones or a set of speakers).
Description
Specification:
Chip: tda7492p
Power: 2.1 interface 8-25v DC power supply
Audio input: Csr8635 Bluetooth chip, Bluetooth v4.0.
Output impedance: 8(best), 4.6.8.16 impedance can also drive speakers
Output Wattage: 12.00 Watts
Features:
*100% Brand new and high quality.
*Designed to optimize the circuit layout,the sound quality is very good,big power.
*If you use extral audio, please connect 3.5mm audio line.
*Please feel free to contact us if you have any problems, we will try our best to assist you!
Package included:
1x tda7492p Bluetooth 4.0 audio receiver amplifier board
8. Yeeco 2.1 Channel Audio Stereo Amplifier Subwoofer Board; DC 12-24V High Power 2x50W 1x100W Sub Output Super Bass Power Amplifier Amp Ampli Module
Feature
DC 12-24V 50W+50W+100W(Bass) audio amplifier board; Come with transparent protective caseWith 2cm Stereo/ Bass/ Volume controlled knobs; Detachable heat sink chip; Suppress interference & filter noise chip inductors and DC connecting port
With both characteristic of >90%power efficiency and and low idle loss, prevent AM interference
Note that this amplifier does not come with a power supply! So please prepare a 24V 5A 120W power supply with 5.5*2.1mm barrel connector
Dimension: 134x137x68mm(length x width x height), non-slip base help you keep the amplifier safe in place
Description
Product name: 2.1 Channel Audio Amplifier
Product Model: XH-M566
Chip Type: TPA3116D2 x 2
Power Supply: DC 12-24v
Output Power: 50Wx2; 100Wx1(Super Bass)
Output Load: 4-8
Frequency Response Range: 14-100KHz
Signal Noise Ratio: 100db
Channel Amount: 3(left+right+bass)
Switch Frequency: 1.2MHz
Product Size: 134x137x68mm
Precaution:
1. NOT include a power supply, please prepare a DC 24V 5A 120W power supply with 5.5*2.1mm barrel connector;
2. Do not use power transformer to power on this amplifier! (Because power transformer uses AC electricity, this amplifier only applies to DC electricity);
3. Do not connect the amplifier in series or parallel arbitrarily to get higher output power;
4. It is a normal phenomenon that there is rustle coming from the amplifier even if no sound is played. Well connect the audio wire and MP3, there won't have noise when playing music and please turn off the amplifier if you do not play music.
Package Include:
1xAudio Amplifier
9. Digital Power Audio Stereo Amplifier Board 2.1 Channel, Covvy DC 12-24V TPA3116D2 2x50W+100W AMP Module for Audio System DIY Speakers
Feature
Two TPA3116D2 Chips - one for the left/ right channel power amplify and the second is in bridge connection with the front NE5532 to drive the subwoofer.DC 12-24V wide input voltage; 3.5mm audio input jack; 3-pin audio input jack; Volume/ Subwoofer/ Stereo knob adjustment.
50W*2+100W 2.1 channels (left+right+subwoofer), high efficiency and low heat.
Users can easily adjust the volume, just connect the power and speakers that you can enjoy pure digital music.
Sound quality is very good, high efficiency and amplifying power. Great for great for connecting to telephone or computer, DIY speaker, vehicle auto stereo, etc.
Description
Specifications:Chip type: TPA3116D2*2
Power supply: DC 12-24V
Output power: 50W*2 100W*1(Subwoofer)
Output load: 4-8
Respond range: 14-100KHz
SNR: 100db
Channel amount: 3 (left+right+subwoofer)
Switch frequency: 1.2MHz
Weight: 136g
Size: 100mm*70mm*30mm (L * W * H)
Package Included:
1* Digital Subwoofer Power Amplifier Board
10. Parts Express 2.1 Hi-Fi Class D Audio Amplifier Board 2 x 15W + 30W 10-18 VDC
Feature
Pre-assembled and pre-tested for easy project integrationClass D efficiency in a compact size
2x15 watts plus 30 watts into a mono channel for 2.1 applications
Built-in volume potentiometer, 3.5 mm audio jack, and 2.1 mm DC power jack
12 VDC recommended, but accepts 10-18 VDC