Product details of Key Features: Comprehensive Compatibility: Ideal fit for Oppo models K3, F7, F15, F19, F19 Pro, F19s, R15, R11, R15X, and R17. Superior Dust Protection: Helps maintain clear sound by preventing dust and particles from clogging the earpiece. Durable Construction: Made from high-quality, dust-resistant material for long-lasting protection. Easy to Install: Lightweight and quick to replace without needing specialized tools. High-Quality Parts: Our replacement parts are quality-tested to ensure durability and perfect compatibility. Customer Support: Get assistance for easy installation and any product-related questions from our knowledgeable team. Competitive Pricing: Quality replacements at prices that won’t break the bank