Small earphones designed for mobile phones. They are equipped with a USB connector type C or a cable length of 1.25 m with a microphone and a controllers. The metal body is durable and covered with titanium surface to provide optimal conditions for dynamic broadband drivers. In addition, they are equipped with an 50-2000Hz wideband active noise reduction, frequency response 20 Hz - 40 kHz, or an ergonomic design for comfortable wearing. Sensitivity: 112 dB, Impedance: 32 Ohm, Weight: 20 g, Color: Black