When it comes to multi-room wireless speaker systems, the conversation has started and ended with SONOS in recent years. They’ve managed to create a fail-safe system that features a solid mesh network and offers a wide variety of streaming services. But as CES 2015 rapidly approaches LG has set its sights on SONOS with its new line of Music Flow wireless speakers.

But LG does offer a specific feature with one of its new speakers that even Sonos cannot claim….

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