A branch of the great Kohathite family of the tribe of Levi, (Numbers 3:27; 1 Chronicles 26:23) descended from Amram, the father of Moses.
International Standard Bible Encyclopedia
am'-ram-its (`amrami): The descendants of Amram, one of the Levitical families mentioned in Nu 3:27 and 1Ch 26:23, who had the charge of the tabernacle proper, guarding the ark, table, candlestick, etc., called in 1Ch 26:22 "the treasures of the house of Yahweh."