The size 312T is the same as the 312 except for the inclusion of a induction telecoil, which enables the wearer to pick up audio signals through an induction coil, commonly installed in public venues such as theatres, cinemas, places of worship etc… This style is rated IP57 for water and dust protection.
The 30 series (V30) is the entry level Phonak hearing aid, and features basic technology on the latest platform for good speech clarity in less demanding situations. Great for one to one conversation, television or small groups, these hearing aids are exceptional value.
Hearing Aid Specifications
|Programs||Essential (V30)||Standard (V50)||Advanced (V70)||Premium (V90)|
|Automatic Program||2 settings||3 settings||4 settings||7 settings|
|Directional Microphones||basic +||standard||advanced||premium|
|Noise Reduction||basic +||standard||advanced||premium|
|Wind Noise Management||no||no||standard||premium|
|Car Program (reverse focus)||no||no||advanced||premium|
Cocktail Party (very narrow focus to reduce background noise)
More details are available here: Phonak features