High-quality wireless earphones with charging case. However, the left earphone does not produce sound. Purchased new and unused one year ago. The left earphone suddenly stopped working on September 19, 2025. I tried resetting them, but it didn't improve. However, the remote control function still works. Usage frequency is about 2-3 times a month. There are no noticeable scratches. The items included are shown in the photos. ● Box included ● Ear tips: S, M, L sizes included - Brand: Sennheiser - Model Name: Momentum True Wireless 2 - Color: Black - Accessories: Charging case - Left/Right indicators: L/R markings - LED indicator: Blue LED Offered as junk. Please bid if you can fix them. This is a used item, so no claims and no returns are accepted.