| HYPERSOUND AUDIO SYSTEM (HSS) (K133352) | Hypersound Health, Inc. | 2014-02-12 |
| TELEX SELECT 1-40 WITH ADAPTIVE COMPRESSION (K982683) | Telex Communications, Inc. | 1998-10-06 |
| INFRARED GROUP AMPLIFICATION SYSTEM, INFRARED EMITTER, INFRARED BODY WORN RECEIVER, INFRARED HEADSET RECEIVER-STEREO, IT (K974658) | Phonic Ear, Inc. | 1998-02-25 |
| FM RECEIVER - AUDITORY TRAINER (K974287) | Phonic Ear, Inc. | 1998-02-10 |
| WILLIAMS SOUND, PERSONAL FM, HEARING HELPER (K970687) | Williams Sound, LLC | 1997-05-02 |
| WILLIAMS SOUND, PERSONAL FM, HEARING HELPER (K970665) | Williams Sound, LLC | 1997-05-02 |
| HF MEGA EAR (K960567) | Maxi-Aids, Inc. | 1996-10-16 |
| GROUP AUDITORY TRAINER (GROUP AMPLIFICATION SYSTEM) (K950730) | Phonic Ear, Inc. | 1995-06-30 |
| PHONAK MICROVOX RESONAL FM SYSTEM (K941768) | Phonak, Inc. | 1994-06-24 |
| PHONIC EAR (K940313) | Phonic Ear, Inc. | 1994-03-22 |
| PE 400IR, PE 400T, PE 400E (K923234) | Phonic Ear, Inc. | 1992-09-29 |
| GROUP AUDITORY TRAINING SYSTEM (K922720) | Phonic Ear, Inc. | 1992-08-24 |
| RESOUND PERSONAL HEARING SYSTEM SOUNDLINK-1 (K922570) | Resound Corp. | 1992-08-06 |
| TDR-4 MONAURAL HEARING AID/WIRELESS FM RECEIVER (K915383) | Telex Communications, Inc. | 1992-01-17 |
| TDR-4S MONAURAL HEARING AID/WIRELESS FM RECEIVER (K915384) | Telex Communications, Inc. | 1992-01-17 |
| TDR-7 BINAURAL HEARING AID/WIRELESS FM RECIEVER (K915397) | Telex Communications, Inc. | 1992-01-17 |
| TDR-5 BINAURAL HEARINGAID/WIRELES FM RECEIVER (K915398) | Telex Communications, Inc. | 1992-01-17 |
| TELEX TDR-7AA BINAURAL HEAR AID/WIRELESS FM REC (K913495) | Telex Communications, Inc. | 1991-11-01 |
| TELEX TDR-4AA MONAURAL HEAR AID/WIRELESS FM REC (K913494) | Telex Communications, Inc. | 1991-11-01 |
| GROUP AUDITORY TRAINER,FM RECEIVER (K912356) | Phonic Ear, Inc. | 1991-08-15 |
| AUDITORY TRAINER PE150R FM RECEIVER (K893431) | Phonic Ear, Inc. | 1989-08-21 |
| PE100R FM RECEIVER USED W/PE100T FM TRANSMITTER (K882409) | Phonic Ear, Inc. | 1988-07-05 |
| PE485R FM RECEIVER USED W/PE481FST FM TRANSMITTER (K881099) | Phonic Ear, Inc. | 1988-06-07 |
| PHONIC EAR, MODEL PE475R (K862773) | Phonic Ear, Inc. | 1986-10-09 |
| METAVOX MV-1000 AUDITORY TRAINER (K832190) | Metavox, Inc. | 1983-09-12 |
| PHONIC EAR PE 467R-PE 461T (K832080) | Phonic Ear, Inc. | 1983-08-01 |
| STIMRITE (K821691) | Biotone International, Inc. | 1982-08-25 |
| POWERED MUSCLE STIMULATOR (K821511) | High Country Ent. | 1982-08-16 |
| STEREO AUDITORY TRAINER (MODEL PM228) (K810031) | Hc Electronics | 1981-03-04 |
| PHONIC EAR (K780936) | Hc Electronics | 1978-06-22 |
| AUDITORY TRAINER (K771671) | Accutone, Inc. | 1977-09-12 |
| GROUP AUDITORY TRAINER HC 431R (K771357) | Hc Electronics | 1977-07-29 |