🎧 Product Specifications – RM-730 Model: RM-730 Color Options: Black / Gray Impedance: 32 Ω ±15% Material: Braided Metal Net Weight: 16 g Interface: AUX (3.5 mm) 🔊 Key Features Aluminum Alloy Sound Chamber: Delivers HD, lossless, and powerful sound Three-Button Wired Control: Integrated multifunction button for easy operation Ergonomic Design: Tilted in-ear fit for comfortable, painless wear Audio Driver: 12 mm large dynamic coil for clear sound