N.H. Rev. Stat. Ann. § 171-B:10

At the hearing, the person whose mental condition is the subject of the hearing shall have the right to legal counsel, to present evidence on such person's own behalf, and to cross-examine witnesses. Such person shall also have the right to summon as witnesses the expert who filed the report pursuant to RSA 171-B:7 and to cross-examine the expert. The hearing shall be a public hearing. A transcript, which may, at the court's discretion, consist only of an audio recording, shall be made of the entire proceedings.