This is a quote from their home page:
"Zemer Levav, pronounced (ZEM-air Leh-VAHV), are the Hebrew words, Song of the Heart.
Blending rhythmic praise and ethnic worship with ancient Biblical instruments, Zemer Levav introduces the listener to a new, fresh and vibrant sound.
This Messianic Jewish family worships the Lord with singing & dancing, with the harp & lyre, with flutes & hand drums and with an array of unique instruments.
With purity and innocence radiating from this music with a heart for Israel, Their music brings new meaning to the timeless Psalms of David, "Let everything that has breath, praise the Lord!" -Psalm 150:6"Below are some videos I found on YouTube with them singing & dancing to some of their songs: