Vented Dome Size:L - Open Design: With small

- Open Design: With small openings

0 for optimal performance with Signia Sleeves 3

- *Medium (M)*: For moderate to severe hearing loss

and L to fit every ear shape comfortably

- Multiple Recharges: Equipped with an integrated battery

Vented Dome Size:L - Open Design: With smallPhonak Vented Dome 4. 0 Series Product Overview The Phonak Vented Dome 4. 0 Series includes sizes L, M, and S, expertly designed to enhance your hearing experience. These silicone domes are tailored for Phonak hearing aids, offering a perfect balance between sound isolation and ear canal ventilation. This design ensures effective amplification while minimizing the feeling of occlusion. Key Features Ventilated Design: The domes feature small openings