วันศุกร์ที่ 10 กุมภาพันธ์ พ.ศ. 2555

ElectroVoice UW30 Underwater Pool Speaker Reviews.

ElectroVoice UW30 Underwater Pool Speaker Online Reviews.






In the 1940's, Esther Williams was a major swimming star. In several movies, she choreographed some extremely complex swim scenes synchronized to a music score. I always wondered how she rehearsed those scenes underwater. Turns out that she had speakers installed.

Underwater speakers are required equipment for many activities in c

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