Configuration: -

>Driver unit: custom sonion composite unit*1 custom sonion standalone unit*2 custom knowles composite unit*1

>Tures: ical characteristics :3 crossover, 3 sound hole, a variety of tone free matching

>Input sensitivity:113-116dB SPL/mW

>Frequency Response Range:20 Hz~20000 Hz

>Impedance: 50-65 ohms

>Noise reduction:26dB

>Tuning style:Dual switch 4 tuning styles

>Headphone Plug :Elbow Replaceable 3.5 MM/4.4 MM (Total 2)

>Headphone cable:1.2M

>Cavity:Black translucent resin

>Panel:Stabilised wood

>Accessories: headphones upgrade cable silicone earplugs leather bags:Silicone earbuds leather bag