JBL Signature Sound- True Powerful Bass- Premium matallic finish with better & Ergonomics- Noise Cancelling Microphone- Quick Launch Access to Google Assistant / Siri- One-Button Universal Remote with Mic- Lightweight and Comfortable with 3 sizes of ear tips- What's in the box : 1 pair JBL C200SI headphone, 3 sets of ear tips (S, M, L), 1 Warranty and safety card- Frequency range - 20-20kHz