The JBL Synthesis SCL-6XL 2.5-way Quadruple 6.5-inch In-Wall Loudspeaker (Each) delivers reference-grade cinema performance and extraordinary dynamic scale for stealth custom installations. Featuring four 6.5-inch Advanced Aluminum Matrix cone woofers paired with JBL’s patented D2415K dual 1.5-inch annular ring-diaphragm compression driver mated to a High-Definition Imaging (HDI™) horn, this high-output in-wall loudspeaker is purpose-built to serve as a high-impact LCR or surround channel across large-format JBL Synthesis home theaters.
Key Features & Innovations
Reference Synthesis cinema dynamics — the JBL Synthesis SCL-6XL 2.5-way Quadruple 6.5-inch In-Wall Loudspeaker (Each) is engineered for high-output, low-distortion sound pressure levels required in reference multi-channel home theaters.
Quadruple 6.5-inch Advanced Aluminum Matrix Woofers — four rigid aluminum cone drivers in a 2.5-way array provide exceptional low-frequency power handling, tight mid-bass punch, and low harmonic distortion.
Patented D2415K Compression Driver — features dual 1.5-inch annular ring-diaphragms with lightweight Teonex® polymer, delivering crystal-clear high frequencies, wide dynamic range, and micro-detail resolution.
Precision High-Definition Imaging (HDI™) Horn — horn geometry directs sound energy smoothly into the room to deliver precise soundstage imaging and wide off-axis coverage.
Rugged mounting mechanism & paintable magnetic grille — heavy-duty mounting dogs ensure rigid, vibration-free coupling to wall studs, while the flat magnetic bezel-free steel grille accepts paint seamlessly.
FAQ — SCL-6XL
Is this speaker sold individually or as a pair?
This product listing is for a single (each) JBL Synthesis SCL-6XL 2.5-way Quadruple 6.5-inch In-Wall Loudspeaker (Each). Please select your required total quantity for front LCR or surround sound layouts.
Can the SCL-6XL be used behind an acoustically transparent projection screen?
Yes. The high output capability and controlled horn dispersion make it an ideal choice for placement behind woven or perforated acoustically transparent cinema screens.
What makes JBL's D2415K compression driver different from standard tweeters?
The D2415K uses dual ring-shaped diaphragms driven by powerful neodymium magnet structures, reducing moving mass drastically to deliver higher efficiency, lower distortion, and effortless dynamic headroom.
Is the front grille paintable?
Yes. The included magnetic bezel-free steel grille can be painted to match your wall finish or theater room room color scheme.
Why Buy From Us
Authorized JBL Synthesis dealer offering 100% factory-authentic reference loudspeakers with full manufacturer warranty protection
Custom theater system design specialists available to assist with room acoustics, amplifier channel matching, and LCR placement
Dedicated post-purchase technical support for architectural installation and DSP tuning
Fast, secure freight shipping with protective heavy-duty packaging on every order
Related & System Matches
JBL Synthesis multichannel power amplifiers and immersive AV processors
JBL Synthesis in-wall architectural subwoofers and in-ceiling height speakers
High-purity audiophile in-wall speaker cables and pre-construction brackets
