Most Bluetooth speakers playing from a single source

According to Official Guinness Records,

The most Bluetooth speakers playing from a single source is 1,000, achieved by Harman International at Village Underground in London, UK, on 25 April 2017.This attempt took place at an industry event to launch the new JBL Flip 4 speaker

For a complete list of 2017 records, please visit 2017 Guinness Records in United Kingdom.

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