HiFiMAN Deva has a frequency response range from 20Hz to 20kHz that enables you to hear your music in its full glory down to the tiniest details. Despite the robust-looking concept, the wearing comfort is high. The impedance is 18 Ohms and the sensitivity is 93.5dB. This means that you can effortlessly use this HiFiMAN Deva with your smartphone, hi-fi amplifier or with a premium Hi-Res music player for the best possible sound experience. HIFIMAN’s NEO “supernano” Diaphragm (NsD) is 80% thinner than previous designs, resulting in fast response and detailed image with lush, full range sonics. Total Channel Separation: Balanced channel input, TRRS 3.5mm headphone jack and socket; Offering 4 discrete pathways offering up to 20 dB higher power handling Unique Configuration Unit: With the rich experience of developing world top-class headphones, HIFIMAN uses unique configuration options in Deva, promising excellent sound quality.