Charismatic Adventists are a segment of Seventh-day Adventist Church

Seventh-day Adventist Church

The Seventh-day Adventist Church is a Protestant Christian denomination distinguished by its observance of Saturday, the original seventh day of the Judeo-Christian week, as the Sabbath, and by its emphasis on the imminent second coming of Jesus Christ...

 that is closely related to "Progressive Adventism

Progressive Adventism

Progressive Adventists are members of the Seventh-day Adventist Church who disagree with certain beliefs traditionally held by mainstream Adventism and officially by the church. They are often described as liberal Adventism by other Adventists, the term "progressive" is generally preferred as a...

", a liberal movement within the church.
Like progressive Adventists, charismatics are typically open to a variety of styles of worship music in church including Contemporary Christian Music

Contemporary Christian music

Contemporary Christian music is a genre of modern popular music which is lyrically focused on matters concerned with the Christian faith...

.
Adventists commonly believe that speaking in tongues

Glossolalia

Glossolalia or speaking in tongues is the fluid vocalizing of speech-like syllables, often as part of religious practice. The significance of glossolalia has varied with time and place, with some considering it a part of a sacred language...

 refers to speaking in earthly languages not known to the user, not to a personal prayer language or similar as practiced by many charismatic and Pentecostal Christians.