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Under $20 Audio Amplifiers

Shop the best prices on 10,571 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 10,571
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
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
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
-1002l Mini Bluetooth 5.0 Dc 5-24v Wireless Audio Digital Power Amplifier Stereo Board 100wx2 Bluetooth Amp Amplifier
$10.95
4.4mm 5 Poles Male Full Balanced Headphone Plug For Nw-wm1z Nw-wm1a Amp Pla unbrand
$16.95 Save $6.00 RRP: $22.95
Innovative 4R3W Bluetooth-compatible Power Amplifiers Board Module for Interactives Computer DIY Applications
$17.95
D10 220V Digital Bluetooth Amplifier Board Subwoofer Microphone Karaoke Amp Speaker Home Theater DIY
$19.95 Save $3.00 RRP: $22.95
Mini Bluetooth-compatible 5.0 Wireless Audio Digital Power Amplifier Stereo Board 30w/40w Amp Amplificador Xy-p40w
$15.95 Save $68.05 RRP: $84.00
KZ AM02 TYPE-C to 3.5MM Portable Digital Decoding DAC Headphone Amplifier Professional Grade Sound Adjustment Function
$19.95 Save $9.00 RRP: $28.95
Mini Mono 100W 2SC5200 +2SA1943 DC 20-50V HiFi Power Amplifier Board
$17.95 Save $8.00 RRP: $25.95
PAM8403 Digital Amplifier Board 2x3W Class D Efficiency 2.5V to 5V Power Range for DIY Audio Projects
$5.95 Save $3.00 RRP: $8.95
KZ-AM02 Portable DAC Decoding Amplifier USB C to 3.5mm Audio Adapter with Professional 4-Stage EQ Tuning unbrand
$19.95
IRS2092 500W Digital Audio Power Amplifier Board Mono Channel HIFI Power 20Hz-20KHz Class D Stage Power Amplifier Board unbrand
$16.95
XY-1001W Bluetootooth Amplifier Board 100W Mono High Power Audio Module TPA3116 Sound Power Amplifier Module 1001W-A unbrand
$17.95
2.1 Channel Bluetooth 5.0 Subwoofer Amplifier Board 50W X 2+100W Power Audio Stereo Amplifier Board Bass AMP AUX unbrand
$20.95
AD828 Preamplifier Volume Control Board with Treble Midrange and Bass Tone Controls Preamplifier Power Amplifier Board unbrand
$14.95
MP3 Player Module Bluetooth-Compatible JQ-N95 with Power Amplifier Decoder Board Amplifier Car FM Radio Module unbrand
$10.95
CX31993 USB Type C DAC Headphone Amp Blue with 3.5mm Output SNR128DB PCM 32B/384KHz for Android Windows10 Phone Call unbrand
$16.95
TPA6132 Differential-Balanced Stereo Headphone Amplifier Board HIFI AMP 2.3-5.5V unbrand
$9.95
100W 2SC5200+2SA1943 HIFI Mono Channel Audio Amplifier Board Dual DC35V Speaker Output for Home Theater DIY Projects
$13.95 Save $6.00 RRP: $19.95
Dual-Mode Bluetooth Audio Data Transmission Module BR/EDR Low-Cost Stereo SPP Amplifier Board with AUX Transmission
$15.95 Save $7.00 RRP: $22.95
High power amplifier board 2SC5200 2SA1943 100W DC 35V
$21.95
Speaker Binding Post Terminal Power Amplifier 2 way Banana Plug Jack (4PCS)
$17.95 Save $5.00 RRP: $22.95
Bluetooth Audio 15W Amplifier Board with FM BT Audio Portable Speaker 5V Karaoke Power Amplifier Boa
$13.95 Save $4.00 RRP: $17.95
Amplifier Board Module USB Built in Overheating Protection Circuit PM CM2038 DC2-6V
$10.95 Save $11.00 RRP: $21.95
TDA7377 Digital Power Amplifier Module 2x35W Dual Channel Stereo Digital Power Amplifier Board for DIY Speakers
$19.95 Save $19.00 RRP: $38.95
RF Amplifier Module Professional 20?3000+MHz Low Noise RF Amplifier Board for Radio 3.3?6V
$18.95 Save $19.00 RRP: $37.95
Voice Sound Playback Module MP3 Player Module UART I/O Trigger Class D Amplifier Board 5W DY-SV5W
$20.95 Save $21.00 RRP: $41.95