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Under $20 Audio Amplifiers

Shop the best prices on 10,613 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 10,613
TPA6132 Differential-Balanced Stereo Headphone Amplifier Board HIFI AMP 2.3-5.5V
$8.95 Save $2.00 RRP: $10.95
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
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
Tda7294 Mono 100w Amplifier Board Finished Board
$4.95
TA7668 Tape Drive Preamplifier Amplifier Tape Deck Board
$10.95 Save $6.00 RRP: $16.95
High Power TDA8954TH -717 Digital Amplifier Board 420W Mono Channel Digital Core BTL Mode Fever Class
$18.95 Save $40.05 RRP: $59.00
W-22 Passive Stereo Volume Audio Adjustment Controller Left and Right Channel Adjustment
$17.95 Save $3.00 RRP: $20.95
Amplifier Replacement Bass Knob Control Remote 6Pin Subwoofer Remote Volumes Adjustment Control Knob
$10.95 Save $3.00 RRP: $13.95
Differential Turn Balance Single-Ended Output Ear Amplifier HiFi Amplifier Board MAX97220 Input 2.5
$9.95 Save $4.00 RRP: $13.95
Ne5532 Stereo Pre-amp Magnetic Head Phono Amplifier Board Moving Coil Microphone Amps Moudle
$10.95 Save $21.00 RRP: $31.95
Csra64110 Bluetooth Mono Amplifier Board Tws Function With -boost 5w6w8w Bluetooth Amplifier
$18.95 Save $8.00 RRP: $26.95
Dual 12 Level Audio Indicator LED Light VU Meter Stereo Amplifier Board Adjustable Light Speed Board with AGC Mode DIY
$12.95 Save $4.00 RRP: $16.95
XY-AP50H HIFI Fever 2.0 Stereo Bluetooth5.0 Amplifier Board TPA3116D2 50W+50W High-Bass Adjustable
$15.95
TDA2030 15W+15W+30W 2.1 Channel Amplifier Audio Board Subwoofer Amplifier Bass Output for Speaker DI
$16.95
Mini Amplifier Board 5W+5W HiFi Two-Channel PM CM2038 5V USB Supply Audio Amplifier
$7.95
Radio mission FM HF 1--930MHz 2.0W 2W RF Broadband Power Amplifier Module
$16.95
TDA7492P 50W+50W Digital Amplifier Board Wireless Bluetooth Audio Receiver Amplifier Board Module P
$19.95
XH-A150 PAM8403 Mini Bluetooth Amplifier Audio Board 5Wx2 Lithium Battery Sing Machine USB TF-Card D
$15.95 Save $23.00 RRP: $38.95
5 Pcs Digital Power Amplifier Board,2X3W Type D PAM8403 Audio Module DC 5V Digital Audio Amplifier B
$21.95 Save $20.00 RRP: $41.95
2026 NEW MP3 Decoder Board,with Power Amplifier 2X25W Bluetooth 5.0 Car Audio Decoder Board Support TF AUX F
$21.95 Save $18.00 RRP: $39.95
2026 NEW -C50L Bluetooth 5.0 Subwoofer Amplifier Board High Power Audio Stereo Amplifier Board 2X50W Bass AM
$21.95 Save $18.00 RRP: $39.95
Digital Audio-Sound Loudspeaker Fit for GBA Console Speaker Volume Increasing Power Amplifier PCB-Board Volume Up-Module Translucent
$19.95
XH-M567 TZT TPA3116D2 Dual-channel Stereo High Power Digital Audio Power Amplifier Board Audio Power Amplifier Board 80W*2
$21.95 Save $4.00 RRP: $25.95
Digital Dual Channel Audio Power Amplifier Board 30W DC 8-26V Compact Module for Computers and Electronic Devices
$20.95 Save $11.00 RRP: $31.95
Low Power TDA8932 35W Digital Amplifier Board Module Mono Power
$15.95 Save $3.00 RRP: $18.95
IRS2092S High power 500W Class D HIFI digital power amplifier board finished mono/super LM3886
$17.95 Save $4.00 RRP: $21.95
High-Power Digital o Amplifier Board with TPA3116D2 Chip, 12-24V Tone Control Amp Module
$12.95 Save $19.00 RRP: $31.95
15W x 2 Class D Digital Stereo Amplifier Board for Dual Channel 12V DC o Systems
$12.95 Save $14.00 RRP: $26.95
TDA2030A Audio Amplifier Module Power Amplifier Board AMP 6-12V 1*18W
$12.95 Save $3.00 RRP: $15.95
GREATZT 10W/15W/20W Stereo Bluetooth 5.0 Power Amplifier Board 12V/24V High Power Digital Amplifier Module XY-P15W
$19.95 Save $4.00 RRP: $23.95
PAM8403 5V digital small power amplifier board / with switch potentiometer / USB power supply / sound effect
$19.95 Save $3.00 RRP: $22.95
XY-P15W Bluetooth 5.0 Amplifier Board DC 8V 12V 24V 10W 15W 20W Power Amplifiers Audio Stereo Digital AMP Sound Board
$10.95 Save $2.00 RRP: $12.95