The Comfort Audio Digisystem DM80 wireless microphone also has integrated Bluetooth allowing connection, wirelessly, to mobile phones with Bluetooth. 

The DM80 has a built-in microphone is to use in mobile phone conversation. The incoming voice of the mobile phone caller is transmitted wirelessly and eavesdrop-secure to the DM80 which then transmitts to the users Digisystem Receiver - DH10 with hearing aid(s) in the T position ; DT10 direct audio input (DAI) connected via an adaptor to the hearing aid ; DE10 positioned over the outside of the ear canal. 

The pick up of the DM80 microphone can be changed from omni-directional mode to capture sound in a larger area and a directional mode for use in surroundings with more disturbing background noise. DM80 is equipped with AGC ( automatic gain control ) which keeps the sound level comfortable at any time. The microphone has a line input and can be connected to other audio equipment i.e. TV, PC, MP3, Mixing Desk, PA System Line Out.

DM80 Product Sheet

DM80 User Manual