A small dog with a big bark. Designed with an unobtrusive minimalist point of view, ergonomic fit, and soft touch application. The coated cord makes wearing the Wire a tangle-free experience. Quality drivers and changeable silicone tips for all size ear canals deliver big sound in a comfortable little package. Custom ergonomic fit Soft-touch coating for easy handling Comes with 3 sets of silicone ear tips to customize fit Custom molded travel case for secure portability Driver Type: 8MM dynamic Frequency Response: 20 - 20,000 Hz Sensitivity: 106 dB/V @ 1 kHz Impedance: 16 Ω Interface: 3.5mm stereo analog Cable: 1.3m TPE Dimensions: 12g