Features: Adopting double dynamic Coils design, it provides high-resolution sound quality and powerful bass effects, allowing you to enjoy realistic music and gaming experiences. 8mm sound unit, small size and exquisited, with full sound. Highly clear, combining technology and aesthetics to show minimalist design. The cable is designing to be pluggable and replaceable, allowing for the replacement of different cables according to your preferences. The ear wrap design fits the ear more closely, and the soft silicone ear cover is comfortable to wear. Specifications: Material: Plastic+Metal Color: clear black, clear black silver(optional) Type: standard, with microphones(optional) Cable Length: about 120cm/3.9ft Impedance: 33Ω Sensitivity：104dB Frequency: 20-40000Hz Port: 3.5mm Package Includes: 1pc Earphone with/no Microphones note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.