Hatis Director Single Headset w/ Boom Mic $199.95 Description: The ultimate business solution for working professionals with BTEs First-of-its-kind Director rests on the user's cheek, not the hearing aid, for greater comfort Hands-free design and unequalled clarity allows for increased productivity Powerful boom microphone ensures you can be heard clearly HATIS is a Hearing Aid Telephone Interconnect System that couples between a T-coil equipped hearing aid and virtually all communication and audio devices, including cellular telephones. It produces distortion-free sound with a volume and clarity that enables individuals to hear intelligible sounds like never before. Several headset options are available...and no need for batteries.