Phonak Telephone Handset Adaptor for Rodger Pen and SelectPhonak Telephone Handset Adaptor for Rodger Pen and Select With this adaptor, for use on corded telephones, the phone conversation from your corded phone can be fed directly into your hearing aid via a Phonak transmitter or Oticon Streamer Pro. You hold the handset as normal and speak into it but hear through your transmitter. This useful little gizmo is connected to the curly cord lead between the telephone handset and the base of the phone. For use