--- title: "bass knob — Niche Verdict: Skip it (53/100) | Amazon United States - Flapen" canonical_url: "https://flapen.com/amazon/research/us/musical-instruments/bass-knob" last_updated: "2026-07-10T05:24:30.325Z" locale: en meta: description: "a small market ($272K/yr) — bass knob doesn't clear our bar today." "og:description": "a small market ($272K/yr) — bass knob doesn't clear our bar today." "og:title": "bass knob — Niche Verdict: Skip it (53/100) | Amazon United States - Flapen" --- Back to Flapen home # **bass knob** **Skip it****53/100 ** a small market ($272K/yr) — bass knob doesn't clear our bar today. **Market/yr** **$272K** **Growth (1y)** **+243.6%** **Products** **28** **Brands** **21** was 28 a year ago **Sellers** **70** **Price range** **$9.28–$49.88** **Returns** **5.2%** **Rating** **4.1★** **Skip it** Scored 53/100 across market size, growth, competition, quality gap, and returns. Market sizeGrowthCompetitionQuality gapReturns Market size **14** ×0.30 Growth **81** ×0.30 Competition **54** ×0.20 Quality gap **76** ×0.10 Returns **58** ×0.10 ## **Demand** Weekly Amazon search volume, last 104 weeks — +243.6% year over year. 10K5KJul '24Nov '24Mar '25Jul '25Nov '25Mar '26 ## **Seasonality** Monthly demand index across the year — 1.00 is average. JFMAMJJASOND No pronounced peak months · busiest ÷ quietest = 1.2× ## **Competition** - Skar Audio33% - EHOPHNA17% - Generic7% - DACLL6% - NAPHYLAIFA5% - RECOIL4% - Other (15 brands)30% The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them. 21 brands and 70 sellers compete here. **Brands** **21 **▼falling was 28 a year ago **Sellers** **70** **Top 5 brand share** **66%** #ProductBrandPriceRatingReviewsClick shareTrend 1 ![Skar Audio RP Amplifier Series Replacement Bass Knob Control Package](https://m.media-amazon.com/images/I/41ChJdoN5UL.jpg) [**Skar Audio RP Amplifier Series Replacement Bass Knob Control Package**](https://www.amazon.com/dp/B07J2QXBB2) Skar Audio$21.534.6★2,12519%▲rising 2 ![Universal Bass Control Knob Bass Volume Knob with Extension Cable for Car Amplifier](https://m.media-amazon.com/images/I/418YawtcuaL.jpg) [**Universal Bass Control Knob Bass Volume Knob with Extension Cable for Car Amplifier**](https://www.amazon.com/dp/B0C6DMPS5P) EHOPHNA$16.373.8★71217%▲rising 3 ![Skar Audio SKv2 Amplifier Series Replacement Bass Knob Control Package](https://m.media-amazon.com/images/I/41YwHjrq+cL.jpg) [**Skar Audio SKv2 Amplifier Series Replacement Bass Knob Control Package**](https://www.amazon.com/dp/B07J2QRZKT) Skar Audio$21.283.9★1,1037%▼falling 4 ![Universal Bass Control Knob 6-Pin Subwoofer Volume Control with 11.48ft Extension Cable Compatible with Most Car Amplifier Copper Core Easy Install](https://m.media-amazon.com/images/I/41ErMYoIgJL.jpg) [**Universal Bass Control Knob 6-Pin Subwoofer Volume Control with 11.48ft Extension Cable Compatible with Most Car Amplifier Copper Core Easy Install**](https://www.amazon.com/dp/B0FM41755T) DACLL$16.853.4★1356%—flat 5 ![Skar Audio SK-RBVM Universal Remote Bass Knob with Digital Voltmeter](https://m.media-amazon.com/images/I/41rAEXe4UgL.jpg) [**Skar Audio SK-RBVM Universal Remote Bass Knob with Digital Voltmeter**](https://www.amazon.com/dp/B0CCSY46DB) Skar Audio$29.654.4★1596%—flat 6 ![Universal Bass Control Knob 16.4ft Extension Copper Core Cable with 4-Pin Subwoofer Volume Control Easy Install Compatible with Most Car Amplifier](https://m.media-amazon.com/images/I/51Pp-5wh9jL.jpg) [**Universal Bass Control Knob 16.4ft Extension Copper Core Cable with 4-Pin Subwoofer Volume Control Easy Install Compatible with Most Car Amplifier**](https://www.amazon.com/dp/B0GGCD5VHB) Generic$15.244.0★284%▲rising 7 ![Recoil LC1 Universal RCA Level Controller Car Audio Amplifier Gian Level Bass Boost Volume Control Knob](https://m.media-amazon.com/images/I/41Ns-3w26OL.jpg) [**Recoil LC1 Universal RCA Level Controller Car Audio Amplifier Gian Level Bass Boost Volume Control Knob**](https://www.amazon.com/dp/B099VXYM7Q) RECOIL$13.134.6★4714%—flat 8 ![NuIth Universal Car Amplifier RCA Level Controller Car Audio Bass Control Knob Sub Amp Volume Control Cable for Car Motorcycle Speakers Home Theater](https://m.media-amazon.com/images/I/41Y3g1YsJEL.jpg) [**NuIth Universal Car Amplifier RCA Level Controller Car Audio Bass Control Knob Sub Amp Volume Control Cable for Car Motorcycle Speakers Home Theater**](https://www.amazon.com/dp/B0C7G86HX4) NuIth$11.954.4★2233%—flat 9 ![JAMHER Universal Car Amplifier Level Controller Car Audio Control Knob Sub Amp Volume Control Cable with 3.5mm Wire for Car Motorcycle Speakers Home Theater](https://m.media-amazon.com/images/I/41-b1NgtMsL.jpg) [**JAMHER Universal Car Amplifier Level Controller Car Audio Control Knob Sub Amp Volume Control Cable with 3.5mm Wire for Car Motorcycle Speakers Home Theater**](https://www.amazon.com/dp/B0FN3ZF4JW) JAMHER$11.903.7★573%▲rising 10 ![PAC LC-1 Remote Amplifier Level Controller Black Small](https://m.media-amazon.com/images/I/41ZmLlVIp0L.jpg) [**PAC LC-1 Remote Amplifier Level Controller Black Small**](https://www.amazon.com/dp/B0002J226O) PAC$12.514.6★4,1852%▼falling 11 ![NVX XVRC2 Universal Bass Knob Level Controller with Built-in Digital Voltmeter Blue LED Display Remote Gain Control and Amplifier On/Off Switch](https://m.media-amazon.com/images/I/41dHVxQJtEL.jpg) [**NVX XVRC2 Universal Bass Knob Level Controller with Built-in Digital Voltmeter Blue LED Display Remote Gain Control and Amplifier On/Off Switch**](https://www.amazon.com/dp/B091FVMXL1) NVX$32.614.5★2592%▼falling 12 ![Universal Bass Control Knob for Car Amplifier with 4 PIN Extension Cable 5M/16FT Audio Bass Volume Knob Power Indicator.](https://m.media-amazon.com/images/I/41ujdJ-BGLL.jpg) [**Universal Bass Control Knob for Car Amplifier with 4 PIN Extension Cable 5M/16FT Audio Bass Volume Knob Power Indicator.**](https://www.amazon.com/dp/B0DYP17GVH) NAPHYLAIFA$14.443.4★862%▼falling 13 ![NAPHYLAIFA Universal Bass Knob Control for Car Amplifier Bass Volume Knob with 4-Pin Extension Cable.](https://m.media-amazon.com/images/I/41EAt0AgNoL.jpg) [**NAPHYLAIFA Universal Bass Knob Control for Car Amplifier Bass Volume Knob with 4-Pin Extension Cable.**](https://www.amazon.com/dp/B0F47TKW1D) NAPHYLAIFA$14.063.1★592%—flat 14 ![Taramps Universal Bass knob Control Car Bass Controller Volume Regulator Knob Amplifier RCA Audio ON/Off for Amp Durable Volume Remote Black Small Adjuster](https://m.media-amazon.com/images/I/41Jg+OaX2tL.jpg) [**Taramps Universal Bass knob Control Car Bass Controller Volume Regulator Knob Amplifier RCA Audio ON/Off for Amp Durable Volume Remote Black Small Adjuster**](https://www.amazon.com/dp/B09X8LHWM3) Taramp's$17.464.4★3702%▼falling 15 ![RonDexy Universal Car Bass Regulator Level Control 2-Channel Amplifier Bass Knob Control Via RCA Surface Mount RD01-RVC](https://m.media-amazon.com/images/I/41sVnKR0I0L.jpg) [**RonDexy Universal Car Bass Regulator Level Control 2-Channel Amplifier Bass Knob Control Via RCA Surface Mount RD01-RVC**](https://www.amazon.com/dp/B0BN57HGP9) RonDexy$9.654.5★1952%▼falling **~~Showing 15 of 28 — show all ~~** ## **Product shelf** All 28 tracked products in this niche. Top sellersNewestTrending [![Skar Audio RP Amplifier Series Replacement Bass Knob Control Package](https://m.media-amazon.com/images/I/41ChJdoN5UL.jpg)**Skar Audio RP Amplifier Series Replacement Bass Knob Control Package** Skar Audio**$21.53**4.6★2,125 reviews](https://www.amazon.com/dp/B07J2QXBB2) [![Universal Bass Control Knob Bass Volume Knob with Extension Cable for Car Amplifier](https://m.media-amazon.com/images/I/418YawtcuaL.jpg)**Universal Bass Control Knob Bass Volume Knob with Extension Cable for Car Amplifier** EHOPHNA**$16.37**3.8★712 reviews](https://www.amazon.com/dp/B0C6DMPS5P) [![Skar Audio SKv2 Amplifier Series Replacement Bass Knob Control Package](https://m.media-amazon.com/images/I/41YwHjrq+cL.jpg)**Skar Audio SKv2 Amplifier Series Replacement Bass Knob Control Package** Skar Audio**$21.28**3.9★1,103 reviews](https://www.amazon.com/dp/B07J2QRZKT) [![Universal Bass Control Knob 6-Pin Subwoofer Volume Control with 11.48ft Extension Cable Compatible with Most Car Amplifier Copper Core Easy Install](https://m.media-amazon.com/images/I/41ErMYoIgJL.jpg)**Universal Bass Control Knob 6-Pin Subwoofer Volume Control with 11.48ft Extension Cable Compatible with Most Car Amplifier Copper Core Easy Install** DACLL**$16.85**3.4★135 reviews](https://www.amazon.com/dp/B0FM41755T) [![Skar Audio SK-RBVM Universal Remote Bass Knob with Digital Voltmeter](https://m.media-amazon.com/images/I/41rAEXe4UgL.jpg)**Skar Audio SK-RBVM Universal Remote Bass Knob with Digital Voltmeter** Skar Audio**$29.65**4.4★159 reviews](https://www.amazon.com/dp/B0CCSY46DB) [![Universal Bass Control Knob 16.4ft Extension Copper Core Cable with 4-Pin Subwoofer Volume Control Easy Install Compatible with Most Car Amplifier](https://m.media-amazon.com/images/I/51Pp-5wh9jL.jpg)**Universal Bass Control Knob 16.4ft Extension Copper Core Cable with 4-Pin Subwoofer Volume Control Easy Install Compatible with Most Car Amplifier** Generic**$15.24**4.0★28 reviews](https://www.amazon.com/dp/B0GGCD5VHB) [![Recoil LC1 Universal RCA Level Controller Car Audio Amplifier Gian Level Bass Boost Volume Control Knob](https://m.media-amazon.com/images/I/41Ns-3w26OL.jpg)**Recoil LC1 Universal RCA Level Controller Car Audio Amplifier Gian Level Bass Boost Volume Control Knob** RECOIL**$13.13**4.6★471 reviews](https://www.amazon.com/dp/B099VXYM7Q) [![NuIth Universal Car Amplifier RCA Level Controller Car Audio Bass Control Knob Sub Amp Volume Control Cable for Car Motorcycle Speakers Home Theater](https://m.media-amazon.com/images/I/41Y3g1YsJEL.jpg)**NuIth Universal Car Amplifier RCA Level Controller Car Audio Bass Control Knob Sub Amp Volume Control Cable for Car Motorcycle Speakers Home Theater** NuIth**$11.95**4.4★223 reviews](https://www.amazon.com/dp/B0C7G86HX4) ## **Reviews** What buyers praise and complain about, mined from review topics. ### **What buyers love ** **Quality-Overall**18% *“Great product hands down”* **Advertised Vs Actual Product**11% *“Works as it should”* **Bass**11% *“Super easy to change bass level”* **Amplification**10% *“Amp”* **Value For Money**9% *“Great value for the price”* **Assembly/Installation**5% *“Easy install”* **Efficiency**4% *“Works well”* **Compatibility-Overall**4% *“Compatible and easy to install”* **Size-Overall**4% *“Fit perfectly”* **Touch/Button Controls**3% *“The knob feels solid and turns smoothly”* ### **What buyers complain about ** **Functionality-Overall**26% *“this barely works”* **Amplification**19% *“It was cutting out the amp”* **Quality-Overall**12% *“Garbage product”* **Compatibility-Overall**5% *“This is not compatible with Alpine MRV-M500 amplifier”* **Bass**3% *“Will not help the bass on a pioneer amp”* **Audio Quality**3% *“distorted the audio at lower levels”* **Durability**2% *“the knob cover came loose 2 months after installation”* **Material Quality**2% *“I feel the material is cheap”* **Defective Material/Parts**2% *“Slightly defective”* **Connectivity-Overall**2% *“Connection is spotty”* #### **Top return reasons**- Bass27% - Amplification24% - Functionality-Overall13% - Compatibility-Overall8% - Size-Overall7% - Defective Material/Parts6% - Connectivity-Overall4% - Advertised Vs Actual Product3% - Touch/Button Controls2% - Value For Money1%