Item: HP-393 Computer Headphone

Driver Unit:Φ40mm

Speaker Impedance:32Ω±15% 

Speaker Sensitivity:110dB±3dB
Speaker Frequency Range:20-20KHz
Mic.dimensions:Φ6*5mm
Mic. Sensitivity:-58dB±3dB 

Input Plug:3.5mm

Cord Length:Appr.2.2m

Packing: 1pc/clamshell, 40pcs/ctn, Size/ctn: 69x44.5x41cm