Detailed Product Description Super bass Professional DJ headphones 1 . Adopt new environmental ABS/PP material 2 . Pass CE,FCC,ROHS 3 . Direct factory 4 . High quality with competitive price 5 . Leather with foam earcap, comfortable and suitable for long time wear 6 . OEM also welcome Specification Speaker Φ50mm Impedance 32Ω Sensitivity 108dB Frequencey 20Hz-20KHz Rated power 3mw Power ...