Monster Open Ear AC339 – Premium Sound, Comfort & Endurance

Experience next-level comfort and sound with the Monster Open Ear AC339. Designed with an ergonomic clamp-over structure, these open-ear earbuds ensure a secure fit without pressure—perfect for all-day wear. Enjoy crystal-clear audio and immersive sound that enhances every song, call, or podcast.

Stay in control with multi-function touch buttons for music, calls, and voice assistant—ideal for driving, workouts, or running. With IPX6 waterproof protection, they easily withstand sweat, rain, and intense activity. Boasting up to 40 hours of battery life and a digital power display, you’ll always know your charge level. Backed by Monster’s dedicated after-sales support, these earbuds deliver premium performance, comfort, and reliability for every lifestyle.