![Electronics JBL Synthesis surround processor preamplifiers, multichannel amplifiers, and digital equalizers for systems scalable from small to large Electronics JBL Synthesis surround processor preamplifiers, multichannel amplifiers, and digital equalizers for systems scalable from small to large](https://www.jblsynthesis.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw422443c8/JBL_SDP55_Front_Hero_Web.png)
Electronics JBL Synthesis surround processor preamplifiers, multichannel amplifiers, and digital equalizers for systems scalable from small to large
![JBL Synthesis SCL-6 2.5-Way Quad 5.25-Inch In-Wall Custom Home Theater Speaker - Black, JBLSCL6 | Audio Advice JBL Synthesis SCL-6 2.5-Way Quad 5.25-Inch In-Wall Custom Home Theater Speaker - Black, JBLSCL6 | Audio Advice](https://www.audioadvice.com/media/catalog/product/cache/c6bbdce3cd46370f3aaae71ba6cbbc02/s/c/scl-6-front_hero_1.jpg)
JBL Synthesis SCL-6 2.5-Way Quad 5.25-Inch In-Wall Custom Home Theater Speaker - Black, JBLSCL6 | Audio Advice
![JBL Synthesis HDI-3800 Floorstanding Loudspeaker Review | StereoNET Australia | Hi-Fi news and reviews JBL Synthesis HDI-3800 Floorstanding Loudspeaker Review | StereoNET Australia | Hi-Fi news and reviews](https://www.stereonet.com/au/images/articles/Images/3907/jbl_hdi_groupshot_walnut_nogrille__large_full.jpg)
JBL Synthesis HDI-3800 Floorstanding Loudspeaker Review | StereoNET Australia | Hi-Fi news and reviews
![Electronics JBL Synthesis surround processor preamplifiers, multichannel amplifiers, and digital equalizers for systems scalable from small to large Electronics JBL Synthesis surround processor preamplifiers, multichannel amplifiers, and digital equalizers for systems scalable from small to large](https://www.jblsynthesis.com/on/demandware.static/-/Sites-masterCatalog_Harman/default/dw4765fedc/JBLSynthesis_SDA8300_Angle_Hero_Black_Web.png)