Apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; cameras, photographic cameras, televisions, video devices, CD-DVD recording and playback devices, MP3 players, computers, desktop and tablet computers; wearable technological devices being smart watches, wristbands, head-mounted devices; microphones, speakers, headphones; communication and reproduction devices and computer peripheral equipment: mobile phones and their cases, telephone switc...