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Under $20 Musical Instrument Amplifiers

Shop the best prices on 421 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 Australia.

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1 - 32 of 421
9v Replacement Power Supply Compatible With Roland Micro Cube N225 Amplifier
$20.95 Save $21.00 RRP: $41.95
9v Replacement Power Supply Compatible With Roland Micro Cube N225 Amplifier
$19.95 Save $12.00 RRP: $31.95
Portable Guitar Headphone Mini Amp with Rechargeable Lithium Battery and Swivel Audio Jack - Perfect for Guitar Practice
$19.95 Save $8.00 RRP: $27.95
9V replacement power supply compatible with Roland Micro Cube N225 Amplifier
$20.95 Save $26.00 RRP: $46.95
2025 Vintage Style Guitar AMP Amplifier Leather Handle Amp Handle Strap for Guitar Speaker Amplifier (Br
$17.95 Save $17.00 RRP: $34.95
MOOER 10Pcs Mushroom Guitar Effect Pedal Foot Amplifiers Foot Switch
$10.95 Save $18.00 RRP: $28.95
Dual NE5532 Replaceable Tone Preamp Board Audio Treble Equalizer
$12.95
8pcs Black Plastic Guitar Amp Speaker Cabinet Corner Protector Recplacement Amplifier Rounded Right Angle Guard Wrap
$18.95 Save $20.00 RRP: $38.95
XH-A901 Tone Board Preamp Pre-Amp with Treble Bass Volume Adjustment Pre-Amplifier Tone Controller f
$12.95 Save $9.00 RRP: $21.95
Professional Audio Equipment, High Quality Audio Signal Flexible PVC Sheath For Speakers Amplifiers Mixers And Recorders, Vintage Television
$14.95 Save $9.00 RRP: $23.95
2x25W Audio Amplifier Player 12V MP3 Decoder Board Calling Recording
$13.95 Save $2.00 RRP: $15.95
2PCS TPA3116D2 Mini Digital Amplifier DC12V-24V D Class 50W+50W XH-M562 Amplifier 50W Power Amplifie
$9.95 Save $5.00 RRP: $14.95
Portable Stretchable Metal Antenna Cable Line For Wireless Microphone Mic
$19.95
Mini Amp Electric Bass Headphone Amplifier
$18.95
12V NE4558 HIFI Preamp Tone Board Bass Treble Volume Control Pre-Amplifier Board
$15.95
7 Inch CATV Cable Locking Terminator TV Tool
$16.95 Save $67.05 RRP: $84.00
Brown Vintage Style Guitar AMP Amplifier Leather Handle
$13.95 Save $5.00 RRP: $18.95
LM1036 Tone Board with Treble Bass Volume Adjustment Pre-Amplifier Tone Board Using LM1036 Tone Chip
$16.95 Save $6.00 RRP: $22.95
Power Amplifier Audio Karaoke Home Theater Amplifier 2 Channel Class D Amplifier USB/SD AUX Input
$18.95 Save $5.00 RRP: $23.95
2x2x Keychains Keyring Pendant Key Holder for Musical Instrument Folk Guitar
$20.95 Save $1.00 RRP: $21.95
6xStrings for Liu Qin Chinese Lute Soprano Lute Type_2
$20.95
Ultra-compact Phono Preamp Pp500 With Bass Treble Balance Volume Adjustment Pre-amp Turntable Preamplificador Us Plug
$11.95
Amplifier Leather Handle Strap For As50d As100d Guitar Amp Speaker Cabinet(brown)
$15.95
Maple Wood Adjustable Double Bass Bridge for 4/4 Size Double Bass
$16.95 Save $82.05 RRP: $99.00
Wood Circle of Fifths Rotatable Heavy Duty Clear Letter Round Musician Melody Wheel Musical Notes Chords Theory Disc Music Learning Tool
$16.95 Save $82.05 RRP: $99.00
Mini Guitar Amplifier Amp Speaker 5W with 6.35mm Input 1/4 Inch Headphone Output Supports Volume Ton
$1.95 Save $1.00 RRP: $2.95
Brown Guitar Amp Amplifier Leather Handle Vintage Style
$2.95 Save $1.00 RRP: $3.95
2Pcs Acoustic Guitar Head Veneer White Pearl 0.7mm 200x100mm
$13.95 Save $5.00 RRP: $18.95
Dosing Pump Green 12V 2x4 Peristaltic Tube Head 39ml/min
$16.95 Save $7.00 RRP: $23.95
NE5532 OP-AMP Pre-Amplifier Tone Board Dual Channel Preamp Board Compatible with 4558 HIFI Amplifie
$10.95
1pcs Low Power Volume Increased Sound Digital Power Amplifier Module for GAMEBOY ADVANCE SP for SP Sound Amplifier
$12.95 Save $2.00 RRP: $14.95
Electric Guitar Speaker Large Volume Amplifier Loudspeaker Bass Effect High Volume Direct-Plug Speaker Without Bluetooth
$18.95 Save $10.00 RRP: $28.95