What’s the difference between a Psychic a Channelor & a Voice Channelor?

What's the difference between a Psychic a Channelor, and a Voice Channelor? I am often hearing the word psychic and channeling used interchangably. "I'm psychic, I just channeled this message." Whilst psychics can channel, and channelors can get intuitive messages via their clair's whilst not in a trance like state. There are differences between [...]