Hello, the monitoring trademark belongs to the ninth category of registered trademarks. Monitor which category the trademark belongs to. Group 0908 electronic monitoring device 090 15 1, diaphragm (sound) 090 182, speaker 090 190, record player 090 192, record cleaning device 090230 and recording tape 090230. Microphone 09035 1, sound transmission device 090450, recording device 09045 1, playback device 090452, stylus 090462, stylus 090462, TV 090468, voice reminder 090472, phonograph speed regulator 090486, video tape 090486. Head cleaning tape 090535, video recorder 090536, speaker 090575, CD disc (audio and video) 090587, acoustic coupler 090593, audio connector 090593, jukebox (for computer) 090604, camera 090630, cassette recorder 09063 1, CD. Portable tape recorder 090663, earphone 09067 1, DVD player 090685, portable media player 090702.