Ultrasonic sensors; Wireless communication device featuring voice, data and image transmission including voice, text and picture messaging, a video and still image camera, also functional to purchase music, games, video and software applications over the air for downloading to the device

Application software for use in the field of water activities for dive computing; computer application software for use in dive and water activities for mobile telephones; apparatus for recording, transmission, processing and reproduction of sound, images or data; audio- and video-receivers; cameras; depth gauges; wearable computers; wearable activity trackers

Ultrasonic sensors; Wireless communication device featuring voice, data and image transmission including voice, text and picture messaging, a video and still image camera, also functional to purchase music, games, video and software applications over the air for downloading to the device

underwater ultrasonic communications equipment

diver's communication apparatus; namely, single sideband ultrasonic transmitters