![Amazon.com: eSynic Professional 16-300Ω Headphone Amplifier Portable Headphone Volume Amplifier Rechargeble Headphone Amp Desktop Amp With 3.5mm Jack & A Two-stage Gain Switch for MP3 MP4 Phones and Computers etc : Electronics Amazon.com: eSynic Professional 16-300Ω Headphone Amplifier Portable Headphone Volume Amplifier Rechargeble Headphone Amp Desktop Amp With 3.5mm Jack & A Two-stage Gain Switch for MP3 MP4 Phones and Computers etc : Electronics](https://m.media-amazon.com/images/I/71nXTK0HfIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: eSynic Professional 16-300Ω Headphone Amplifier Portable Headphone Volume Amplifier Rechargeble Headphone Amp Desktop Amp With 3.5mm Jack & A Two-stage Gain Switch for MP3 MP4 Phones and Computers etc : Electronics
![Amazon.com: ePathChina 2-Channel Mini Hi-Fi 2 x 18W Car Stereo Audio Amplifier, DC9-15V AMP Electrical Portable DIY Amplifier Subwoofer for Speaker Auto Car Motorcycle Tablet PC TV Laptops : Electronics Amazon.com: ePathChina 2-Channel Mini Hi-Fi 2 x 18W Car Stereo Audio Amplifier, DC9-15V AMP Electrical Portable DIY Amplifier Subwoofer for Speaker Auto Car Motorcycle Tablet PC TV Laptops : Electronics](https://m.media-amazon.com/images/I/71e2ap88kYL.jpg)
Amazon.com: ePathChina 2-Channel Mini Hi-Fi 2 x 18W Car Stereo Audio Amplifier, DC9-15V AMP Electrical Portable DIY Amplifier Subwoofer for Speaker Auto Car Motorcycle Tablet PC TV Laptops : Electronics
![Amazon.com: Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 Ohm, Aluminum Matte Surface : Electronics Amazon.com: Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 Ohm, Aluminum Matte Surface : Electronics](https://m.media-amazon.com/images/I/71TH3lPn3rL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Neoteck Portable 3.5mm Headphone Amplifier Two-Stage Gain Switch, 16-150 Ohm, Aluminum Matte Surface : Electronics
![Amazon.com: 4 Channel Audio Mixer, Sound Mixer Selector, 4 in 1 out 3.5mm Mini Stereo Mixer Amplifier with Volume Adjustment for PC, Laptop, Headphone, Bar Speaker, Small Club, DC 5V-12V : Musical Instruments Amazon.com: 4 Channel Audio Mixer, Sound Mixer Selector, 4 in 1 out 3.5mm Mini Stereo Mixer Amplifier with Volume Adjustment for PC, Laptop, Headphone, Bar Speaker, Small Club, DC 5V-12V : Musical Instruments](https://m.media-amazon.com/images/I/712vYrbAo9L._AC_UF894,1000_QL80_.jpg)
Amazon.com: 4 Channel Audio Mixer, Sound Mixer Selector, 4 in 1 out 3.5mm Mini Stereo Mixer Amplifier with Volume Adjustment for PC, Laptop, Headphone, Bar Speaker, Small Club, DC 5V-12V : Musical Instruments
![Amazon.com: Mini Amplifier, FisherMo Home Audio Stereo Powerfull Bass Music Streaming Digital Class D Hi-Fi Power Amp for Speaker PC TV Cell Phone Car Vehicle : Everything Else Amazon.com: Mini Amplifier, FisherMo Home Audio Stereo Powerfull Bass Music Streaming Digital Class D Hi-Fi Power Amp for Speaker PC TV Cell Phone Car Vehicle : Everything Else](https://m.media-amazon.com/images/I/61+3fejPZJL.jpg)
Amazon.com: Mini Amplifier, FisherMo Home Audio Stereo Powerfull Bass Music Streaming Digital Class D Hi-Fi Power Amp for Speaker PC TV Cell Phone Car Vehicle : Everything Else
![Amazon.com: AK170 Mini Power Amplifier Power Amp Home Stereo HiFi Speaker PC Phone 4Ω-16Ω Load Impedances Low Distortion Mini Power Amplifier : Musical Instruments Amazon.com: AK170 Mini Power Amplifier Power Amp Home Stereo HiFi Speaker PC Phone 4Ω-16Ω Load Impedances Low Distortion Mini Power Amplifier : Musical Instruments](https://m.media-amazon.com/images/I/51g6jPGj8vL._AC_UF894,1000_QL80_.jpg)
Amazon.com: AK170 Mini Power Amplifier Power Amp Home Stereo HiFi Speaker PC Phone 4Ω-16Ω Load Impedances Low Distortion Mini Power Amplifier : Musical Instruments
![Amazon.com: Orange Crush Mini Guitar Combo Amplifier - Black Bundle with Power Supply, Instrument Cable, Picks, and Austin Bazaar Polishing Cloth : Musical Instruments Amazon.com: Orange Crush Mini Guitar Combo Amplifier - Black Bundle with Power Supply, Instrument Cable, Picks, and Austin Bazaar Polishing Cloth : Musical Instruments](https://m.media-amazon.com/images/I/814J2gdCpuL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Orange Crush Mini Guitar Combo Amplifier - Black Bundle with Power Supply, Instrument Cable, Picks, and Austin Bazaar Polishing Cloth : Musical Instruments
![Amazon.com: Fosi Audio BT20A Pro 300W x2 TPA3255 Bluetooth 5.0 Home Audio Stereo 2 Channel Amplifier Receiver Mini Hi-Fi Class D Upgraded Integrated Amp for Speakers with Bass Treble Control : Electronics Amazon.com: Fosi Audio BT20A Pro 300W x2 TPA3255 Bluetooth 5.0 Home Audio Stereo 2 Channel Amplifier Receiver Mini Hi-Fi Class D Upgraded Integrated Amp for Speakers with Bass Treble Control : Electronics](https://m.media-amazon.com/images/I/61ne1lo34ML._AC_UF894,1000_QL80_.jpg)
Amazon.com: Fosi Audio BT20A Pro 300W x2 TPA3255 Bluetooth 5.0 Home Audio Stereo 2 Channel Amplifier Receiver Mini Hi-Fi Class D Upgraded Integrated Amp for Speakers with Bass Treble Control : Electronics
![Amazon.com: Mini Stereo Audio Preamplifier, Aluminum Alloy Shell Headphone Amplifier Equal Sound Circuit 3.5mm Output Portable with RCA Jack for PC : Electronics Amazon.com: Mini Stereo Audio Preamplifier, Aluminum Alloy Shell Headphone Amplifier Equal Sound Circuit 3.5mm Output Portable with RCA Jack for PC : Electronics](https://m.media-amazon.com/images/I/61xIzrR8aHL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Mini Stereo Audio Preamplifier, Aluminum Alloy Shell Headphone Amplifier Equal Sound Circuit 3.5mm Output Portable with RCA Jack for PC : Electronics
![Amazon.com: Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers : Electronics Amazon.com: Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers : Electronics](https://m.media-amazon.com/images/I/6140MRwT7gL.jpg)
Amazon.com: Fosi Audio Q4 Headphone Amplifier Mini Stereo DAC 24-Bit 192 KHz USB Optical Coaxial to RCA AUX Digital-to-Analog Audio Converter Adapter for Home Desktop Powered Active Speakers : Electronics
![Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics](https://m.media-amazon.com/images/I/71fOOP9LeUL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics
![Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers - Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers -](https://m.media-amazon.com/images/I/81eQIL7VdML._AC_UF894,1000_QL80_.jpg)
Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers -
![Amazon.com: Fosi Audio TB10A 2 Channel Amplifier Stereo Audio Amp Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Speakers 100W x 2 with 24V 4.5A Power Supply : Electronics Amazon.com: Fosi Audio TB10A 2 Channel Amplifier Stereo Audio Amp Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Speakers 100W x 2 with 24V 4.5A Power Supply : Electronics](https://m.media-amazon.com/images/I/51t6-fX6VeL.jpg)
Amazon.com: Fosi Audio TB10A 2 Channel Amplifier Stereo Audio Amp Mini Hi-Fi Class D Integrated TPA3116 Amp for Home Speakers 100W x 2 with 24V 4.5A Power Supply : Electronics
![Amazon.com: Donner Mini Guitar Amp Small Electric Guitar Amplifier 5W Portable for Desktop Practice with a Retro British Tone DA-10 : Musical Instruments Amazon.com: Donner Mini Guitar Amp Small Electric Guitar Amplifier 5W Portable for Desktop Practice with a Retro British Tone DA-10 : Musical Instruments](https://m.media-amazon.com/images/I/71IZZ1qKHIS.jpg)
Amazon.com: Donner Mini Guitar Amp Small Electric Guitar Amplifier 5W Portable for Desktop Practice with a Retro British Tone DA-10 : Musical Instruments
![Amazon.com: Eboxer Portable Mini 3.5mm Jack Head Mounted Headset Microphone with Flexible Wired Boom for Voice Amplifier Speaker Karaoke Computer : Musical Instruments Amazon.com: Eboxer Portable Mini 3.5mm Jack Head Mounted Headset Microphone with Flexible Wired Boom for Voice Amplifier Speaker Karaoke Computer : Musical Instruments](https://m.media-amazon.com/images/I/51rUrKitrjL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Eboxer Portable Mini 3.5mm Jack Head Mounted Headset Microphone with Flexible Wired Boom for Voice Amplifier Speaker Karaoke Computer : Musical Instruments
![Amazon.com: 6 Mono Channel Audio Mixer, Portable USB Mini Sound Mixing Board Console, DJ Sound Controller 6.5mm In Out for PC Music Recording, Live Streaming, Podcasting, Guitar, KTV : Musical Instruments Amazon.com: 6 Mono Channel Audio Mixer, Portable USB Mini Sound Mixing Board Console, DJ Sound Controller 6.5mm In Out for PC Music Recording, Live Streaming, Podcasting, Guitar, KTV : Musical Instruments](https://m.media-amazon.com/images/I/61okv+yzDJL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 6 Mono Channel Audio Mixer, Portable USB Mini Sound Mixing Board Console, DJ Sound Controller 6.5mm In Out for PC Music Recording, Live Streaming, Podcasting, Guitar, KTV : Musical Instruments
![Amazon.com: Audio Mixer, DIY Headphone Amplifier, Mini Stereo Mixer 4 in 1 Out with Volume Adjustment, 3.5mm Sound Selector Amplifier for PC Laptop Headphone, : Home & Kitchen Amazon.com: Audio Mixer, DIY Headphone Amplifier, Mini Stereo Mixer 4 in 1 Out with Volume Adjustment, 3.5mm Sound Selector Amplifier for PC Laptop Headphone, : Home & Kitchen](https://m.media-amazon.com/images/I/61lsUSXxZ-L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Audio Mixer, DIY Headphone Amplifier, Mini Stereo Mixer 4 in 1 Out with Volume Adjustment, 3.5mm Sound Selector Amplifier for PC Laptop Headphone, : Home & Kitchen
![Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers - Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers -](https://m.media-amazon.com/images/I/81SpUUpXhOL._AC_UF350,350_QL80_.jpg)
Amazon.com: Pyle Home Mini Audio Amplifier - 60W Portable Dual Channel Surround Sound HiFi Stereo Receiver w/ 12V AC Adapter, AUX, MIC IN, Supports Smart Phone, iPhone, iPod, MP3 For 2-8ohm Speakers -
![Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle B : Electronics Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle B : Electronics](https://m.media-amazon.com/images/I/61TySKV+jwL._AC_UF894,1000_QL80_.jpg)
Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle B : Electronics
![Amazon.com: Douk Audio U5 Headphone Amps, Mini Fully Balanced Amplifier for Home Desktop PC XLR / 4.4mm Headsets, DC 5V : Electronics Amazon.com: Douk Audio U5 Headphone Amps, Mini Fully Balanced Amplifier for Home Desktop PC XLR / 4.4mm Headsets, DC 5V : Electronics](https://m.media-amazon.com/images/I/61ZVTOT3fTL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Douk Audio U5 Headphone Amps, Mini Fully Balanced Amplifier for Home Desktop PC XLR / 4.4mm Headsets, DC 5V : Electronics
![Amazon.com: Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp : Electronics Amazon.com: Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp : Electronics](https://m.media-amazon.com/images/I/51UAP7JQcDL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Fosi Audio TB10D 600W TPA3255 Power Amplifier Home Audio HiFi Stereo Class D Digital 2 Channel Integrated Mini Passive Speaker Amp : Electronics
![Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics](https://m.media-amazon.com/images/I/71fOOP9LeUL.jpg)
Amazon.com: Douk Audio U3 Headphone Amps, Mini Hi-Fi Amplifier for Home Desktop PC 6.35mm / 3.5mm Headsets, Class A, RCA Input, DC 5V : Electronics
![Amazon.com: Pyle Bluetooth HiFi Mini Audio Amplifier-Class D Digital Desktop PC Stereo Amplifier Receiver(2 x 100 Watt MAX) Aluminum Diecast- Pyle PDA20BT : Musical Instruments Amazon.com: Pyle Bluetooth HiFi Mini Audio Amplifier-Class D Digital Desktop PC Stereo Amplifier Receiver(2 x 100 Watt MAX) Aluminum Diecast- Pyle PDA20BT : Musical Instruments](https://m.media-amazon.com/images/I/51s17+9fHlL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Pyle Bluetooth HiFi Mini Audio Amplifier-Class D Digital Desktop PC Stereo Amplifier Receiver(2 x 100 Watt MAX) Aluminum Diecast- Pyle PDA20BT : Musical Instruments
![Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle S : Electronics Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle S : Electronics](https://m.media-amazon.com/images/I/61me8LeGFCL.jpg)
Amazon.com: IXUFO 12V Mini Amplifier with 2.1 Channel Bass Subwoofer Output, 300 Watt Home Audio Music Stereo Hi-Fi Power Amp for PC TV Phone Car Vehicle S : Electronics
![Amazon.com: AUTUT Dual Channel Mini Amplifier, Hi-Fi Stereo Reciever for Cars Motorcycles Computer Speakers, DC 12V-15V 40W : Electronics Amazon.com: AUTUT Dual Channel Mini Amplifier, Hi-Fi Stereo Reciever for Cars Motorcycles Computer Speakers, DC 12V-15V 40W : Electronics](https://m.media-amazon.com/images/I/71kEhwHuLzL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: AUTUT Dual Channel Mini Amplifier, Hi-Fi Stereo Reciever for Cars Motorcycles Computer Speakers, DC 12V-15V 40W : Electronics
![Amazon.com: 20W+20W+40W Hi-Fi Power Amplifier Digital Amplifier with 12V 2A Power Supply 2.1 Channel Mini Amplifier Subwoofer Amp Stereo Bass Treble RCA Input Audio for CD MP3 MP4 PC Car Home Speaker : Amazon.com: 20W+20W+40W Hi-Fi Power Amplifier Digital Amplifier with 12V 2A Power Supply 2.1 Channel Mini Amplifier Subwoofer Amp Stereo Bass Treble RCA Input Audio for CD MP3 MP4 PC Car Home Speaker :](https://m.media-amazon.com/images/I/41zlpDba7lL.jpg)
Amazon.com: 20W+20W+40W Hi-Fi Power Amplifier Digital Amplifier with 12V 2A Power Supply 2.1 Channel Mini Amplifier Subwoofer Amp Stereo Bass Treble RCA Input Audio for CD MP3 MP4 PC Car Home Speaker :
![Amazon.com: Mini Audio Mixer Line Mixer, 4 in 1 Out Stereo Mixer, DC 5V‑12V Volume Control with 3.5MM Stereo Socket, for Headphone Amplifier PC : Musical Instruments Amazon.com: Mini Audio Mixer Line Mixer, 4 in 1 Out Stereo Mixer, DC 5V‑12V Volume Control with 3.5MM Stereo Socket, for Headphone Amplifier PC : Musical Instruments](https://m.media-amazon.com/images/I/616vvpSuxjL._AC_UF894,1000_QL80_.jpg)