any book, record or document which he has reasonable cause to believe will afford evidence of the communication of an offence under this Act. (4) An authorized officer may order a person to cease using, pending an enquiry by the Authority, any telecommunication equipment which, in his opinion, is being operated in contravention of this Act, of the regulations thereto, or to the terms and conditions of a licence. (5) Any person who obstructs or hinders an authorized officer or a police officer in the exercise of his powers under this section, or who fails or neglects to comply with an order under subsection (4) shall be guilty of an offence and shall be liable to a fine of not less than P10 000.00 but not more than P500 000.00.  (1) The Board may, for the purpose of performing the functions of the Authority, establish such committees as it considers appropriate, and may delegate, to any such committee, such of its functions as it considers necessary. (2) The Board may appoint, to such committees, such number of persons, not being members of the Board as it considers appropriate, and such persons shall hold office for such period as the Board may determine. (3) Subject to the specific or general directions of the Board, a committee may regulate its own procedure. (4) Meetings of a committee shall be held at such times and places as the committee may determine, or as the Board may direct. Committees