WIDEX UNIQUE hearing aids capture all the sounds you need, from the highs to the lows, from the loud to the very quiet. No other hearing aid can provide you with such a wide range of comfortable, audible sounds. br WIDEX UNIQUE hearing aids capture all the sounds you need, from the highs to the lows, from the loud to the very quiet. No other hearing aid can provide you with such a wide range of comfortable, audible sounds.