Del. Code tit. 10, § 1066

The Court, in the exercise of its criminal jurisdiction or in any delinquency proceeding against a child, may issue subpoenas and other warrants into any county in the State for summoning or bringing any person to give evidence in any matter triable before it and may enforce obedience by fine or imprisonment. Such subpoenas and warrants shall be in such form as may be prescribed by the rules of the Court.