Specification: _x005f_x000D_ Model: DTS _x005f_x000D_ Color: Black/Silver (optional) _x005f_x000D_ Optional: With mic/without mic (optional) _x005f_x000D_ Frequency response range: 20-20000Hz _x005f_x000D_ Sensitivity: 117dB _x005f_x000D_ Impedance: 32 Ω _x005f_x000D_ Unit type: 14.2mm LCD diaphragm dynamic coil unit _x005f_x000D_ Chamber material: zinc alloy _x005f_x000D_ Pin type: 0.75mm 2Pin _x005f_x000D_ Plug type: 3.5mm metal plug _x005f_x000D_ Core type: oxygen free copper core _x005f_x000D_ Wire size: 1.25m ± 0.05m _x005f_x000D_ Packaging size: 110 * 75 * 35mm/4.33 * 2.95 * 1.38in _x005f_x000D_ Gross weight: 67g _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Note: _x005f_x000D_ Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! _x005f_x000D_ Please allow 1-2cm measuring deviation due to manual measurement. _x005f_x000D_ _x005f_x000D_ _x005f_x000D_ Included: _x005f_x000D_ 2 x Earphones _x005f_x000D_ 2 Pairs x Earplug Cotton _x005f_x000D_ 1 x Instruction Manual 1. High-Quality Sound: The headphones feature a large 14.2mm dynamic driver and a liquid polymer diaphragm for excellent sound quality. 2. Detachable Cable Design: The 0.75mm dual-pin design allows for easy cable replacement and flexibility, while the proprietary locking mechanism ensures a secure connection. 3. Ergonomic Design: The earbuds are designed with ergonomics in mind, ensuring comfort during extended use. They also come with noise-isolating memory foam ear tips to reduce external noise interference and enhance audio quality. 4. High-Quality Material: The earphone cables are made of oxygen-free copper wire, which reduces signal loss during transmission and improves audio resolution.