Phonak Roger 21 Akku oder Batterie_Batterie but only one of them

but only one of them can be used at a time

concerts or crowds

They automatically turn on when removed from the charger and automatically turn off when placed back into the charger

Sizes (all included):

Phonak Roger 21 Akku oder Batterie_Batterie but only one of themThe Roger TM 21 from Phonak is an innovative wireless receiver designed for seamless integration into the battery sub sleeve of the SONNET audio processor. This high tech device provides a first class way to connect the SONNET to a variety of microphones to enhance the listening experience in a wide range of situations. The product operates on the 2. 4 GHz ISM band and features an integrated antenna for efficient performance. . The Roger TM 21