HELYES P450 | 4 Drivers Reshelling Services so less likely to encounter

so less likely to encounter interference

take and make phone calls

The result is the world's first flat frequency response earplugs

so if you have multiple U45 sets

HELYES P450 | 4 Drivers Reshelling Services so less likely to encounterDESCRIPTION This is one of our heavy hitters of the professional series, the P450. Designed specifically for bass lovers, the P450 provides a very clear sound signature with a higher emphasis on the low end. Great for bassists, drummers, audiophiles. All of our products are carefully handcrafted by our technicians with over 20+ combined years of experience, while using the latest technology and equipment to ensure a high quality product for you to