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Under $20 Audio Amplifiers

Shop the best prices on 10,332 great value under $20 audio amplifiers. Shopping for audio amplifiers is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elriven, Woosien and more. Buy audio amplifiers online safely with Fruugo, with secure payment and fast shipping to Singapore.

Power AmplifiersHeadphone Amplifiers
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1 - 32 of 10,332
MT21 Channel Bluetooth 5.0 2.1 Subwoofer Amplifier Board 50Wx2 +100W Power Audio Stereo Amplifier Board
$18.95 Save $9.00 RRP: $27.95
TPA6132 Differential-Balanced Stereo Headphone Amplifier Board HIFI AMP 2.3-5.5V
$8.95 Save $2.00 RRP: $10.95
Tda7294 Mono 100w Amplifier Board Finished Board
$4.95
Bluetooth 5.3 Audio Amplifier Board with MIC, MP3 Decoder USB TF AUX Input, 2x3W Lossless Player
$20.95 Save $11.00 RRP: $31.95
W-22 Passive Stereo Volume Audio Adjustment Controller Left and Right Channel Adjustment
$17.95 Save $3.00 RRP: $20.95
Differential Turn Balance Single-Ended Output Ear Amplifier HiFi Amplifier Board MAX97220 Input 2.5
$9.95 Save $4.00 RRP: $13.95
Amplifier Replacement Bass Knob Control Remote 6Pin Subwoofer Remote Volumes Adjustment Control Knob
$10.95 Save $3.00 RRP: $13.95
60W High Power Mono Amplifier Audio Board Class D HIFI Digital Mini Power Amplifier Module Amplifier Audio Module
$10.95
15pcs 433Mhz RF Receiver Superheterodyne UHF ASK 433Mhz Remote Control Module Kit Small Size Low Power with Antenna
$13.95
Radio Transmission FM HF 1--930MHz 2.0W 2W RF Broadband Power Amplifier Module
$8.95 Save $9.00 RRP: $17.95
MN864718 MN864718A IC Module for U Game Console HD Signal Chip Repair Accessories
$16.95 Save $47.05 RRP: $64.00
Xh- a902 Audio Preamplifier Board Preamplifier 5 Times Rate Wide Voltage Audio Preamplifier Board Module Replacement
$15.95
DC 12V 24V 2x120W Audio Amplifier Board Dual Channel Stereo High Power Digital Audio Power Amplifie
$11.95 Save $3.00 RRP: $14.95
Power Amplifier Board Digital 2 Channel Electronic Module TPA3116D2 DC12x26V 120W XHM543
$21.95 Save $6.00 RRP: $27.95
2Pcs PAM8403 Mini 5V Digital Power Amplifier Module Audio Amplifier Module Board
$14.95 Save $4.00 RRP: $18.95
Digital Amplifier Module Audio Power Dual Channel Stereo Board XH-M189 TPA3116D2
$21.95 Save $7.00 RRP: $28.95
3pcs Sg3525 Pwm Controller Module Adjustable Frequency 100-200khz 8v-12v
$10.95 Save $43.05 RRP: $54.00
XH-M139 Audio Amplifier Board 2x50W+100W 2.1 Channel Amplifier Modules DC 12-24V for Audio System D
$16.95 Save $4.00 RRP: $20.95
12V Digital Audio Power Amplifier Board TPA3116 100W PBTL Class D Home Audio Module 5V Output Audio
$17.95 Save $4.00 RRP: $21.95
TPA3118 Digital Audio Amplifier Board 2.1 Channel Amplifier Module 2X30W&60W Audio Power Amp Board
$12.95 Save $4.00 RRP: $16.95
SW3518 100W Full Protocol Fast Charging Module Supports Step-Down Function PD QC Fast Charging Modu
$11.95 Save $47.05 RRP: $59.00
1PCS LM386 10W Audio Amplifier Board Mono 3.5mm DC 3-12V Volume Control Mini AMP Module Adjustable Volume
$8.95
XH-M311 Mini Digital Amplifier Board TPA3118 Audio Amplifier Board
$13.95 Save $20.00 RRP: $33.95
TPA3116 Subwoofer Amplifier Board Audio Board Mono Power Amp DC9-24V
$15.95 Save $23.00 RRP: $38.95
Tpa3116 Amplifier Bluetooth 5.0 Two-way External Audio Input Interface, Pre-amplified Bass Sound Pr
$17.95
-302t Bluetooth Digital Power Module 2.0 Stereo Dual Mercy 30w+30w Bluetooth 5.1 Audio Power Amplifier
$15.95
Hf Rf Broadband Power Amplifier Module Rf2126 Amplifier 2.4ghz 1w Wifi Bluetooth Mapping Amplifier With Heat Dissipation
$15.95
2X TDA2030A DIY Power Amplifier Module Audio Power Amplifier Board Amplifier Module
$7.95 Save $7.00 RRP: $14.95
Advanced Sound Amplification TD7379/CD7379 Power Amplifiers Board for Computer Builds and Repairs
$17.95
Audio Volume Wired Controller Aux 3.5mm Signal Volume Control By Cable Adjustment for Speakers Amplifier System
$16.95 Save $6.00 RRP: $22.95
BT5.0 Amplify Board 2.1 Channel 50WX2+100W Subwoofer Amplifier Board Audio Bass Stereo Amplify Board
$19.95 Save $6.00 RRP: $25.95
Digital Power Amplifier Board, 100W x 2 Stereo with Bluetooth 5.0, for Mini 5-24V DC Audio
$16.95 Save $82.05 RRP: $99.00