Shop crossover for car stereo

Sponsored
About our ads
$259.00
Audiofrog GS410C 2-Way Passive Crossover Networks (Pair)
Crutchfield
3
$259.00
Audiofrog GS410C 2-Way Passive Crossover Networks (Pair)
Crutchfield
3
$380.00
Dbx 234Xs 2-/3-Way Stereo, 4-Way Mono Crossover 2-/3-Way Stereo, 4-Way Mono Crossover
Sweetwater
2
$380.00
Dbx 234Xs 2-/3-Way Stereo, 4-Way Mono Crossover 2-/3-Way Stereo, 4-Way Mono Crossover
Sweetwater
2
$99.95
Rockville RX230 2 Way Stereo / 3 Way Mono Crossover With XLR Input And Output
Rockville Audio
326
Free shipping
$99.95
Rockville RX230 2 Way Stereo / 3 Way Mono Crossover With XLR Input And Output
Rockville Audio
326
$299.00
Morel MXR240.4 Hybrid Series 2-Way Crossover
Crutchfield
$299.00
Morel MXR240.4 Hybrid Series 2-Way Crossover
Crutchfield
$300.00
Dbx 223Xs Stereo 2-Way, Mono 3-Way Crossover Stereo 2-Way, Mono 3-Way Crossover
Sweetwater
8
$300.00
Dbx 223Xs Stereo 2-Way, Mono 3-Way Crossover Stereo 2-Way, Mono 3-Way Crossover
Sweetwater
8
$157.00
$164.99
ART CX311 2-Way Crossover With Subwoofer Output 2-Way Stereo Crossover With Subwoofer Output And 30-Cycle Low-Cut Switch
Sweetwater
5
$157.00
$164.99
ART CX311 2-Way Crossover With Subwoofer Output 2-Way Stereo Crossover With Subwoofer Output And 30-Cycle Low-Cut Switch
Sweetwater
5
$379.00
Morel MXR300.4 Hybrid Series 3-Way Crossover
Crutchfield
$379.00
Morel MXR300.4 Hybrid Series 3-Way Crossover
Crutchfield
$119.00
Behringer Super-X Pro CX2310 V2 Multi-Channel Crossover With Subwoofer Output Stereo 2-Way/Mono 3-Way Crossover With Subwoofer Output And Universal
Sweetwater
14
$119.00
Behringer Super-X Pro CX2310 V2 Multi-Channel Crossover With Subwoofer Output Stereo 2-Way/Mono 3-Way Crossover With Subwoofer Output And Universal
Sweetwater
14
$18.50
BOSS Audio Systems BX55 2 3 Way Pre-Amp Car Electronic Crossover With Remote Subwoofer Control
kreaagency
$18.50
BOSS Audio Systems BX55 2 3 Way Pre-Amp Car Electronic Crossover With Remote Subwoofer Control
kreaagency
$18.82
$38.06
2 Way Audio Filter Audio Crossover Car 2 Way Speaker Frequency Divider 12V 60W High Frequency
Aliexpress
Free shipping
50% off
$18.82
$38.06
2 Way Audio Filter Audio Crossover Car 2 Way Speaker Frequency Divider 12V 60W High Frequency
Aliexpress
Free shipping
$108.95
$119.00
Rolls SX95 Stereo Subwoofer Crossover Mono/Stereo Subwoofer Crossover With External Power Supply, True Pass-Through Output, And Subwoofer Output
Sweetwater
2
$108.95
$119.00
Rolls SX95 Stereo Subwoofer Crossover Mono/Stereo Subwoofer Crossover With External Power Supply, True Pass-Through Output, And Subwoofer Output
Sweetwater
2
$119.95
Orion XTR-X3R 3-Way Electronic Crossover
mooncarstereo
$119.95
Orion XTR-X3R 3-Way Electronic Crossover
mooncarstereo
$47.78
$64.98
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover With Advanced Technology For Outdoor Stage Performance
www.mbweather.com
26% off
$47.78
$64.98
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover With Advanced Technology For Outdoor Stage Performance
www.mbweather.com
$20.19
$29.26
AIYIMA 200W 3 Way Crossover Audio Car Divider Treble Midrange Bass Speaker Frequency Filter DIY
Aliexpress
Free shipping
30% off
$20.19
$29.26
AIYIMA 200W 3 Way Crossover Audio Car Divider Treble Midrange Bass Speaker Frequency Filter DIY
Aliexpress
Free shipping
$499.00
Morel MXT280C Elate Carbon Series 2-Way Crossover (Pair)
Crutchfield
1
$499.00
Morel MXT280C Elate Carbon Series 2-Way Crossover (Pair)
Crutchfield
1
$62.99
Hertz MPCX 2 TM.3 Single Mille Pro Series Passive Audio Crossover
Sonic Electronix
$62.99
Hertz MPCX 2 TM.3 Single Mille Pro Series Passive Audio Crossover
Sonic Electronix
$16.17
$24.24
2 Pcs 2 Way Car Professional Crossover Filter Hifi Stereo Audio Frequency Divider Treble Woofer
Aliexpress
Free shipping
33% off
$16.17
$24.24
2 Pcs 2 Way Car Professional Crossover Filter Hifi Stereo Audio Frequency Divider Treble Woofer
Aliexpress
Free shipping
$69.99
Crunch CREQ7B 7-Band 1/2 DIN Parametric Equalizer With 2-Way Crossover
Sonic Electronix
$69.99
Crunch CREQ7B 7-Band 1/2 DIN Parametric Equalizer With 2-Way Crossover
Sonic Electronix
$2.06
Adjustable Two-Way Crossover HIFI Speaker High And Low Frequency Car Bass Audio Speaker Crossover
Aliexpress
$2.06
Adjustable Two-Way Crossover HIFI Speaker High And Low Frequency Car Bass Audio Speaker Crossover
Aliexpress
$26.55
$29.50
GHXAMP 200W 2 Way Car Audio Crossover Board Treble Bass Frequency Divider High-End 5-6.5Inch Speaker
Aliexpress
10% off
$26.55
$29.50
GHXAMP 200W 2 Way Car Audio Crossover Board Treble Bass Frequency Divider High-End 5-6.5Inch Speaker
Aliexpress
$21.34
DS18 XM3 Two-To-Three Way Electronic Car Audio Crossover With Remote Control - 2 To 3 Way Active Crossover Car Audio
kreaagency
$21.34
DS18 XM3 Two-To-Three Way Electronic Car Audio Crossover With Remote Control - 2 To 3 Way Active Crossover Car Audio
kreaagency
$95.99
$119.99
Crossover Car Audio Ex3.5 Stereo 3 Way Or 2 Way Electronic Crossover 9
eBay
Free shipping
20% off
$95.99
$119.99
Crossover Car Audio Ex3.5 Stereo 3 Way Or 2 Way Electronic Crossover 9
eBay
Free shipping
$99.99
Rockford Fosgate PP4-X 250W Peak (125W RMS) 4-Ohm Passive Crossover
Sonic Electronix
36
$99.99
Rockford Fosgate PP4-X 250W Peak (125W RMS) 4-Ohm Passive Crossover
Sonic Electronix
36
$103.00
Prv Audio Crossover Car Audio Ex3.5 Stereo 3 Way Or 2 Way Electronic
eBay
Free shipping
$103.00
Prv Audio Crossover Car Audio Ex3.5 Stereo 3 Way Or 2 Way Electronic
eBay
Free shipping
$18.44
DS18 PRO-CFX Two-Way Passive Crossover 300W Car Audio Tweeter Mid Range Speaker (2 Pack)
kreaagency
$18.44
DS18 PRO-CFX Two-Way Passive Crossover 300W Car Audio Tweeter Mid Range Speaker (2 Pack)
kreaagency
$17.85
Hifonics HFXR 3-Way Car Crossover
kreaagency
$17.85
Hifonics HFXR 3-Way Car Crossover
kreaagency
$9.41
$10.28
120W 2002 Speaker Frequency Divider 2 Way Car Audio Speakers Two Crossover Divider Crossover Filter
Aliexpress
$9.41
$10.28
120W 2002 Speaker Frequency Divider 2 Way Car Audio Speakers Two Crossover Divider Crossover Filter
Aliexpress
$44.89
300 Watts 2 Way Crossover, Car Audio Crossover Universal Heat
eBay
Free shipping
$44.89
300 Watts 2 Way Crossover, Car Audio Crossover Universal Heat
eBay
Free shipping
$44.40
300 Watts 2 Way Crossover, Car Audio Crossover Universal Heat
eBay
Free shipping
$44.40
300 Watts 2 Way Crossover, Car Audio Crossover Universal Heat
eBay
Free shipping
$88.66
Crossover Car Audio Ex4.6 Pro 4 Way Or 3 Way Electronic Crossover 9
eBay
Free shipping
$88.66
Crossover Car Audio Ex4.6 Pro 4 Way Or 3 Way Electronic Crossover 9
eBay
Free shipping
$59.99
New Audiopipe Xv3xp 3-Way Crossover Audio Bass
Quality Mobile Video
$59.99
New Audiopipe Xv3xp 3-Way Crossover Audio Bass
Quality Mobile Video
$163.66
Rolls Sx95 Stereo Subwoofer Crossover/Filter, 12V Auxiliary Power
eBay
Free shipping
$163.66
Rolls Sx95 Stereo Subwoofer Crossover/Filter, 12V Auxiliary Power
eBay
Free shipping
$70.46
Crossover Car Audio Ex4.6 Pro 4 Way Or 3 Way Electronic Crossover 9
eBay
$70.46
Crossover Car Audio Ex4.6 Pro 4 Way Or 3 Way Electronic Crossover 9
eBay
$599.00
Morel MXT380C Elate Carbon Series 3-Way Crossover (Pair)
Crutchfield
$599.00
Morel MXT380C Elate Carbon Series 3-Way Crossover (Pair)
Crutchfield
$81.55
Crx4 Electronic 4 Way Crossover Rca Channels 8 Volts Rms Car Audio
eBay
$81.55
Crx4 Electronic 4 Way Crossover Rca Channels 8 Volts Rms Car Audio
eBay
$54.37
$160.11
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover For Outdoor Stage Performance US
Aliexpress
66% off
$54.37
$160.11
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover For Outdoor Stage Performance US
Aliexpress
IMPROVE Sound PROTECT Speakers - How to set Crossovers - CarAudioFabrication
19:17
IMPROVE Sound PROTECT Speakers - How to set Crossovers …
922.6K viewsAug 15, 2016
YouTubeCarAudioFabrication
Which Car Audio Crossover is BEST for YOU? Passive vs Active Crossovers EXPLAINED!
9:17
Which Car Audio Crossover is BEST for YOU? Passive vs Active Cross…
86K viewsJun 30, 2023
YouTubeCarAudioFabrication
2024's BEST CROSSOVER FOR CAR AUDIO [TOP 6 Best Car Audio Crossovers!]
10:37
Find in video from 00:44Scar Audio SKC23
2024's BEST CROSSOVER FOR CAR AUDIO [TOP 6 Best Car Audio Cro…
14.5K viewsSep 12, 2024
YouTubeLightning Brainz
How Do You Set Up an Active Crossover vs. a Passive? | Car Audio Q & A
6:01
How Do You Set Up an Active Crossover vs. a Passive? | Car Au…
322.9K viewsFeb 27, 2015
YouTubeSonic Electronix
How to set Crossovers on your Car Stereo
9:03
How to set Crossovers on your Car Stereo
2.5K viewsJun 1, 2024
YouTubeCar Audio Enthusiasts
How to use a crossover! Tuning your chuchero or car audio system with this crossover will enhance your car audio expiernce. Mastering the Art of Crossover Tuning for Ultimate Sound! #chuchero #taramps #clarion #timpano #foryou #parati #comandoaudio #yraudio #knukoceptz #caraudio #subwoofer #sub #sounds #music #musica #chipeo #chipeord #kitipo #speakerbox #socal #LA #losangeles #RDcarshow
0:51
How to use a crossover! Tuning your chuchero or car audio syste…
55K viewsFeb 6, 2024
TikTokprincenointro
Crossovers for Car Audio - Tune on HEAD UNIT or AMPLIFIER? Or combination?
14:23
Crossovers for Car Audio - Tune on HEAD UNIT or AMPLIFIER? Or co…
384.8K viewsSep 4, 2020
YouTubeCarAudioFabrication
9:22
Find in video from 08:52Audio Representation
Crossovers VISUALIZED with the DM-RTA!
71.1K viewsJan 22, 2019
YouTubeCarAudioFabrication
4:07
Multiple Crossovers Filters and How To Set Them | Car Audio Q&A
127.1K viewsJan 4, 2016
YouTubeSonic Electronix
17:59
DEEPER BASS w/ 2 10" Subwoofers!! Installing NEW Car …
182.5K viewsNov 15, 2024
YouTubeEXOcontralto
0:15
Car Audio Upgrade Guide: Bass Bin Box and Crossover Installation
25.9K viewsAug 27, 2023
TikTokking.bass.head
14:13
How to Tune a Car Stereo without a DSP by ear. Setting gains and Cro…
5.4K views7 months ago
YouTubeCustom Speaker Pods
3:09
Find in video from 00:31Installing Stock Speakers
How To Install Car Speakers w/ Passive CrossOvers Mid Drivers …
691.6K viewsFeb 4, 2010
YouTubeEXOcontralto
8:02
Find in video from 00:19Should we buy crossover ?
Ultimate DIY Guide: Crossover Speaker 3 way 2 way 4 way | Car | …
72.9K viewsJul 27, 2023
YouTubeAbhi's AV Tech
13:05
Achieve BEST Sound - “Running Speakers Active” - Basics Explained
62.3K views6 months ago
YouTubeCarAudioFabrication
6:16
Find in video from 02:05Adjusting the Crossover
What is a car audio speaker High Pass filter or HPF crossover and h…
69.9K viewsSep 15, 2016
YouTubeFive Star Car Stereo
6:51
Setting Crossovers | How to Set Speaker Crossovers | What Is Cro…
114.3K viewsOct 2, 2021
YouTubeMovie University
8:05
How to set up your Rockville RX230 2 Way Stereo / 3 Way Mono Cross…
50.6K viewsJul 28, 2021
YouTubeRockville Audio
7:33
Find in video from 04:39Crossovers and High
How to use the EQ, crossover, and other sound settings on the Sony …
122.1K viewsJan 24, 2017
YouTubeFive Star Car Stereo
0:46
Speaker crossover KILLING your car audio system?!
33.6K viewsOct 13, 2023
YouTubeHi-Tech Car Audio
15:58
Find in video from 01:05What is a Passive Crossover?
You have DSP amp why are you still using passive crossovers
46.3K viewsSep 27, 2023
YouTubeFive Star Car Stereo
15:15
Find in video from 05:06Car Settings and Speaker Selects
How to use your EQ, crossover, time correction, and sound settings on …
315.8K viewsJan 18, 2017
YouTubeFive Star Car Stereo
11:04
Find in video from 05:00Crossover Settings
Amplifier Tuning Settings How To - Gain, Crossovers, Bass Boost
2.2M viewsFeb 8, 2018
YouTubeCarAudioFabrication
28:32
How to install component car speakers | Crutchfield
136.4K viewsDec 13, 2021
YouTubeCRUTCHFIELD
16:40
Find in video from 01:00Setting Up Crossover
Crossover Setup & Settings | Low Summed Mode | dbx 234xs Sound …
670.8K viewsMay 3, 2020
YouTubeTeam O_X
13:08
cross over setting tutorial,low mid hi frequency,3way setup,basic adjus…
150.9K viewsApr 10, 2023
YouTubeKUYA CUDS
3:02
Find in video from 01:07Choosing Crossover Frequency and Test Tone
How to set Crossovers
173.7K viewsMay 1, 2020
YouTubeDIY Audio Guy
0:28
What exactly is a Car Audio Speaker Crossover? Explained!
7.9K viewsMar 10, 2025
YouTubeJohn Kleis Car Audio
16:36
TOP 5 BEST CAR AUDIO CROSSOVERS (2023): Tune Your …
12.1K viewsAug 5, 2023
YouTubeAz Superbox
0:53
PRV Audio EX4.6 PRO | 4-Way Electronic Crossover | 4 Inputs 6 …
14.3K viewsSep 19, 2019
YouTubePRV Audio Brazil
See more videos
Static thumbnail place holder

Short videos

0:51
How to use a crossover! Tuning your chuchero or car audio system with this crossover will
55K viewsFeb 6, 2024
TikTokprincenointro
0:15
Car Audio Upgrade Guide: Bass Bin Box and Crossover Installation
25.9K viewsAug 27, 2023
TikTokking.bass.head
1:25
How to Connect a Passive Crossover | Car Audio
9.8K views4 months ago
YouTubeFacundo Beltrametti
0:54
Understanding the Purpose of Car Audio Crossovers
71.7K viewsDec 30, 2021
TikTokctsoundsofficial
0:46
Speaker crossover KILLING your car audio system?!
33.6K viewsOct 13, 2023
YouTubeHi-Tech Car Audio
1:48
Best way to set your crossover to make your speakers sound better
57.2K views11 months ago
YouTubeTyree Loner
2:23
Ultimate Sound System Upgrade with Targa Venoms
3.1K views1 month ago
TikTokpeter_javass
0:11
How Does a 3-Way Speaker Work?
233.3K views9 months ago
YouTubeTeknoTrek
6:12
How to Set Crossover on an Amplifier
10.4K views2 months ago
TikTokcar_sound_and_pipes
0:24
The Importance of Adjusting Your Stereo's Crossover #caraudio #stereo #amplifier
14.6K viewsNov 11, 2024
YouTubeHunter BassHead
0:46
Que es y para que sirve un Crossover en el Car Audio #amplificador #caraudio
15.6K viewsMar 19, 2025
YouTubeHunter BassHead
0:56
What is a passive crossover network? #Car Audio Glossary #Car Audio Specialty Store
1.7K views2 months ago
YouTubeカーオーディオ専門店TONE
0:31
3 way passive crossover | Speaker crossover connections diagram
589.2K views10 months ago
YouTubeSoldering Tech
0:10
Speaker Crossovers Connection || 3 Way Speaker Crossover Wiring || How to
795.6K viewsFeb 23, 2025
YouTubeMD NURUL ISLAM
0:16
Passive Crossover for Deep Bass Sound 🔧 #electronics #diy #diyelectronics
48.2K views8 months ago
YouTubeideaX
0:11
Three Way Speaker Crossover Connection | How to Make Crossover Connect for
37.3K views7 months ago
YouTubeMD NURUL ISLAM
0:56
Unboxing Hertz MLK1650.3 – Mille Legend 6.5" 2-Way Component System!
3.4K views7 months ago
YouTubeOnlineCarStereo
1:17
ATIPRO Driverack 260 | Professional Digital Crossover #trendingshort
7.3K views3 months ago
YouTubeAtipro Technologies
0:33
Loudspeaker Crossovernetwork #audiotechnology
33.9K views9 months ago
YouTubeTiffany Audio Riccardo Gong
1:13
How to tune a dsp! crossover Funtions on the PRV 2.8x Digital signal processor. Going
101.5K viewsApr 16, 2024
TikTokprincenointro

Shop crossover for car stereo

Sponsored
About our ads
$259.00
Audiofrog GS410C 2-Way Passive Crossover Networks (Pair)
Crutchfield
3
$259.00
Audiofrog GS410C 2-Way Passive Crossover Networks (Pair)
Crutchfield
3
$380.00
Dbx 234Xs 2-/3-Way Stereo, 4-Way Mono Crossover 2-/3-Way Stereo, 4-Way Mono Crossover
Sweetwater
2
$380.00
Dbx 234Xs 2-/3-Way Stereo, 4-Way Mono Crossover 2-/3-Way Stereo, 4-Way Mono Crossover
Sweetwater
2
$99.95
Rockville RX230 2 Way Stereo / 3 Way Mono Crossover With XLR Input And Output
Rockville Audio
326
Free shipping
$99.95
Rockville RX230 2 Way Stereo / 3 Way Mono Crossover With XLR Input And Output
Rockville Audio
326
$299.00
Morel MXR240.4 Hybrid Series 2-Way Crossover
Crutchfield
$299.00
Morel MXR240.4 Hybrid Series 2-Way Crossover
Crutchfield
$300.00
Dbx 223Xs Stereo 2-Way, Mono 3-Way Crossover Stereo 2-Way, Mono 3-Way Crossover
Sweetwater
8
$300.00
Dbx 223Xs Stereo 2-Way, Mono 3-Way Crossover Stereo 2-Way, Mono 3-Way Crossover
Sweetwater
8
$157.00
$164.99
ART CX311 2-Way Crossover With Subwoofer Output 2-Way Stereo Crossover With Subwoofer Output And 30-Cycle Low-Cut Switch
Sweetwater
5
$157.00
$164.99
ART CX311 2-Way Crossover With Subwoofer Output 2-Way Stereo Crossover With Subwoofer Output And 30-Cycle Low-Cut Switch
Sweetwater
5
$379.00
Morel MXR300.4 Hybrid Series 3-Way Crossover
Crutchfield
$379.00
Morel MXR300.4 Hybrid Series 3-Way Crossover
Crutchfield
$119.00
Behringer Super-X Pro CX2310 V2 Multi-Channel Crossover With Subwoofer Output Stereo 2-Way/Mono 3-Way Crossover With Subwoofer Output And Universal
Sweetwater
14
$119.00
Behringer Super-X Pro CX2310 V2 Multi-Channel Crossover With Subwoofer Output Stereo 2-Way/Mono 3-Way Crossover With Subwoofer Output And Universal
Sweetwater
14
$18.50
BOSS Audio Systems BX55 2 3 Way Pre-Amp Car Electronic Crossover With Remote Subwoofer Control
kreaagency
$18.50
BOSS Audio Systems BX55 2 3 Way Pre-Amp Car Electronic Crossover With Remote Subwoofer Control
kreaagency
$18.82
$38.06
2 Way Audio Filter Audio Crossover Car 2 Way Speaker Frequency Divider 12V 60W High Frequency
Aliexpress
Free shipping
50% off
$18.82
$38.06
2 Way Audio Filter Audio Crossover Car 2 Way Speaker Frequency Divider 12V 60W High Frequency
Aliexpress
Free shipping
$108.95
$119.00
Rolls SX95 Stereo Subwoofer Crossover Mono/Stereo Subwoofer Crossover With External Power Supply, True Pass-Through Output, And Subwoofer Output
Sweetwater
2
$108.95
$119.00
Rolls SX95 Stereo Subwoofer Crossover Mono/Stereo Subwoofer Crossover With External Power Supply, True Pass-Through Output, And Subwoofer Output
Sweetwater
2
$119.95
Orion XTR-X3R 3-Way Electronic Crossover
mooncarstereo
$119.95
Orion XTR-X3R 3-Way Electronic Crossover
mooncarstereo
$47.78
$64.98
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover With Advanced Technology For Outdoor Stage Performance
www.mbweather.com
26% off
$47.78
$64.98
234XL Crossover Professional Stereo 2/3 Way Mono 4 Way Crossover With Advanced Technology For Outdoor Stage Performance
www.mbweather.com
$20.19
$29.26
AIYIMA 200W 3 Way Crossover Audio Car Divider Treble Midrange Bass Speaker Frequency Filter DIY
Aliexpress
Free shipping
30% off
$20.19
$29.26
AIYIMA 200W 3 Way Crossover Audio Car Divider Treble Midrange Bass Speaker Frequency Filter DIY
Aliexpress
Free shipping
$499.00
Morel MXT280C Elate Carbon Series 2-Way Crossover (Pair)
Crutchfield
1
$499.00
Morel MXT280C Elate Carbon Series 2-Way Crossover (Pair)
Crutchfield
1
$62.99
Hertz MPCX 2 TM.3 Single Mille Pro Series Passive Audio Crossover
Sonic Electronix
$62.99
Hertz MPCX 2 TM.3 Single Mille Pro Series Passive Audio Crossover
Sonic Electronix
$16.17
$24.24
2 Pcs 2 Way Car Professional Crossover Filter Hifi Stereo Audio Frequency Divider Treble Woofer
Aliexpress
Free shipping
33% off
$16.17
$24.24
2 Pcs 2 Way Car Professional Crossover Filter Hifi Stereo Audio Frequency Divider Treble Woofer
Aliexpress
Free shipping
$69.99
Crunch CREQ7B 7-Band 1/2 DIN Parametric Equalizer With 2-Way Crossover
Sonic Electronix
$69.99
Crunch CREQ7B 7-Band 1/2 DIN Parametric Equalizer With 2-Way Crossover
Sonic Electronix