High quality sound. Over-ear design, foldable & light weight Built-in microphone with Volume controller Polyester woven cable, durable and free from cable winding Details Model RM-805 Type Wired on ear headphone Included in the box Wired Headphone RM-805 User Manual Audio Specifications Rated Power 20mW Speaker output sensitivity 112±3dB Frequency Response 20-20000Hz Resistance 32Ω /Drive Unit : 40mm Microphone Sensitivity 40±3dB Controls & Connector Connector 3.5mm Gold Plated Aux Cable Integrated Controls Control Buttons Microphone Yes Physical Unit Weight 161g Aux Cable Length 120±5cm Brand Remax SKU 100814954_NP-1021330626 Model RM-805