Version	Language	Size	Uploaded
Data Sheets
2020H Spec Sheet updated: 10月 2019			149.8 KB	10月 2019
Tech Notes
Tech Note: JBL’s New Maximum Output, Midrange/Low-Frequency Transducers updated: 10月 2020			447.6 KB	10月 2020
Tech Note: Polarity Conventions updated: 10月 2019			55.0 KB	10月 2019
Owner's Manuals
2020H Information updated: 10月 2020			149.8 KB	10月 2020
Information documents
JBL Professional Model Number Listing: updated: 10月 2020			47.3 KB	10月 2020

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