Sony mdr ex750na viridian blue
In ear headphones noise cancelling headphones series sony mdr type of fitting in ear transmission mode wired features gold plated jacks manufacturer specific features beat response control function rechargeable music functions pause play call functions answer call end call sound function active noise reduction sound mode stereo button position on cable impedance 32 ohm frequency response 5 40000 hz driver 9 mm number of drivers 1 operating tim