Chinese designer ZJ-DDG came up with a new concept of snorkeling. D-mask can be used for snorkeling or in combination with an oxygen mask for scuba diving.

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D-mask aims to change the maritime tourism industry. Its owner enjoys the field of view at 180 degrees. The built-in display shows many parameters, including depth, water pressure and weather conditions.

The device also has the function of light to help divers during bad weather, and the SOS signal. Among other functions - a microphone for two-way communication, listening to music, a camera and the ability to record and export data.