China swimmer waterproof mp3 manufacturer & supplier

5KM coaching system for suring/rowing/triathlon/open water swimming..

Our 2014 new product"i-ayc" --- high-end 5000M waterproof 3 channels talking system for sport underwater,above water and on land

2014-03-24

5KM coaching system for skiing,suring,swimming,mortorboat,skating,running,biking

Innovative new waterproof talking system between coach and athletes for open water swimming,skiing,rowing,surfing,mortorboat,sailing,swimming

2014-03-24

Aquatic sport coaching system/5km/6M underwater/3channel

coaching system for swimming and watersport technique training,can be used 6M depth underwater, 5KM signal range. multiple channel

2013-11-03

water sport training system/5km/6M underwater/3channel

" 2-5km range/6M underwater"+"3 channels/one coach teaching 3teams"+Real time feedback"+ "two way communication+"hearing aid/protection",even hearing

2013-11-03

Swimming aquatalk communication transmitter and receiver--learn to swim

It's perfectly used in the water or special work environment, such as underwater training spot or swimming center and surfing on the water. With the l

2013-08-15

Waterproof bone conduction swimmer MP3 player

100% wireless waterproof Mp3 player. Hearing aid and protection, ok for people with hearing loss and help people prevent hearing reduction. support MP

2013-05-31

Learn to swim transmitter systerm talkmecoach device

Perfect for swimmer/coach technique training,Instant feedback on swimming splits, stroke rate, store count and technique

2013-05-31