The 9155041 is an Induction Loop Module for use as part of the 2N® Helios IP Verso™ Modular Door Entry system. Used in conjunction with the Verso™ 9155101 or 9155101C Main Basic Units, this module features an integrated Audio Frequency Induction Loops (AFILS) facility to aid communication with users who have a hearing impairment and wear a hearing aid.