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Under $20 Musical Instrument Amplifiers

Shop the best prices on 243 great value under $20 musical instrument amplifiers. Shopping for musical instrument amplifiers is easy with Fruugo, with SALE discounts, offers and savings on many brands. Buy musical instrument amplifiers online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 243
2025 Vintage Style Guitar AMP Amplifier Leather Handle Amp Handle Strap for Guitar Speaker Amplifier (Br
$21.95 Save $21.00 RRP: $42.95
Audio Amplifier Mini Car Knob Adapter Digital Stereo Universal Remote
$15.95
Microphone Lapel Lavalier Holder For Lapel Lavalier Mic Parts Accessories
$20.95 Save $1.00 RRP: $21.95
2PCS TPA3116D2 Mini Digital Amplifier DC12V-24V D Class 50W+50W XH-M562 Amplifier 50W Power Amplifie NN
$19.95
12v Replacement Power Supply Compatible With Vox Vt20x Guitar Amp
$20.95 Save $98.05 RRP: $119.00
Ebony Wood Violin Tailpiece+tuning Pegs+endpin For 4/4 Violin Fiddle Parts
$14.95 Save $15.00 RRP: $29.95
12Pcs 150Xl/.009in Electric Guitar Amp Strings Set for
$10.95 Save $5.00 RRP: $15.95
Ultra-Compact Phono Preamp PP500 with Bass Treble Balance Volume Adjustment Pre-Amp Turntable Preamplificador US Plug
$18.95 Save $19.00 RRP: $37.95
7 Inch CATV Cable Locking Terminator TV Tool
$19.95 Save $79.05 RRP: $99.00
MOOER 10Pcs Mushroom Guitar Effect Pedal Foot Amplifiers Foot Switch
$10.95 Save $188.05 RRP: $199.00
12v Replacement Power Supply Compatible With Vox Vt20x Guitar Amp
$20.95 Save $98.05 RRP: $119.00
2pcs Music Key Ring Purse Bag Pendant Car Keyring Gift Electric Guitar
$17.95
Stereo Power AMP Board XH-A232 Power Amplifier 30W+30W Output 2CH DC8-20V 3A
$5.95 Save $22.00 RRP: $27.95
Maple Wood Adjustable Double Bass Bridge for 4/4 Size Double Bass
$20.95 Save $98.05 RRP: $119.00
Wood Circle of Fifths Rotatable Heavy Duty Clear Letter Round Musician Melody Wheel Musical Notes Chords Theory Disc Music Learning Tool
$20.95 Save $98.05 RRP: $119.00
2.1 Subwoofer Amplifier Audio Board 6Wx2+25W Mini Bass Amplifier
$13.95
Ultra-Compact Phono Preamp PP500 with Bass Treble Balance Volume Adjustment Pre-Amp Turntable Preamplificador US Plug
$7.95 Save $8.00 RRP: $15.95
NE5532 OP-AMP Pre-Amplifier Tone Board Dual Channel Preamp Board Compatible with 4558 HIFI Amplifie
$13.95
BT5.2 TWS Wireless Module Power Amplifier Pcba Module 2 x 5W Audio Player Board
$10.95
1 * LM386 Super MINI Power Amplifier 3V-12V
$16.95 Save $5.00 RRP: $21.95
2PCS TPA3116D2 Mini Digital Amplifier DC12V-24V D Class 50W+50W XH-M562 Amplifier 50W Power Amplifie
$11.95 Save $6.00 RRP: $17.95
Dual NE5532 Replaceable Tone Preamp Board Audio Treble Equalizer
$15.95
Audio Amplifier Mini Car Knob Adapter Digital Stereo Universal Remote
$11.95
Lm1036 Op-amp Hifi Pre Amplifier Preamplifier Volume Tone Treble Loudness Control Board Preamp Fini
$18.95
Replaceable Volume Knobs for the BT20A PRO, BT30D PRO, TB10D, BT20A and BT30D Amplifier
$15.95
Amplifier Handle Strap Compatible Marshall As50d As100d Guitar Amp Speaker
$17.95
Ultra-compact Phono Preamp Pp500 With Bass Treble Balance Volume Adjustment Pre-amp Turntable Preamplificador Us Plug
$14.95
8pcs Durable Plastic Speaker Edge Guards Wear Resistant Corner Protectors for Guitar Amplifiers and Furniture Easy Installation Safety Corners
$19.95 Save $8.00 RRP: $27.95
7 Inch CATV Cable Locking Terminator TV Tool
$18.95 Save $75.05 RRP: $94.00
4/4 Violin Fingerboard Guide Tape Fiddle Note Sticker Beginners Learning Aid
$21.95 Save $2.00 RRP: $23.95
Useful Vibration Plate DIY Bass Speaker Loudspeaker Vibrating Membrane
$19.95
INA333 Precision Instrument Amplifier Module CJMCU 333 Multifunctional 3-Operational Amplifier for Accurate Signal Conditioning
$15.95