On ECPlaza since 2012
Location: Guangdong, China
Business Type: Manufacturer, Exporter, Wholesaler/Retailer
For swim teachers/coaches who expect to talk to swimmers live in real time without any necessity of shouting at them all the time . Good for coach/swimmer technique training with instant feedback It is perfectly used for water activities or special...
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Anna Huang ( Innovator Electron Co., LTD )
(20~4000 Characters)
Listed on Apr 13, 2013