Version	Language	Size	Uploaded
Tech Notes
Tech Note: The Evolution of JBL’s Large Format Monitor Loudspeaker updated: 10月18日			123.4 KB	10月18日
Owner's Manuals
4320 Information updated: 10月22日			1.8 MB	10月22日
Information Documents
JBL Professional Model Number Listing: updated: 10月22日			47.3 KB	10月22日

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