Sony's MDR-EX300SL has the very same advance body design as MDR-EX500SL, that allows the user to easily place on the earphone with the right fitting. It eliminates unwanted noises, lowers a large percent of unneeded vibration, remains comfortable for an extended period of time, and produces exceptional sound quality and bass, all within this compact earphone. Specifically developed new 13.5 mm motorist device deliver incredible accuracy audio recreation. Thin magnesium housing and new closed vertical in-ear design decreases vibration and guarantees optimum comfort.
Type: Airtightness dynamic type,Sensitivity: 105dB/mW
Driver unit: Aperture 13.5mm (CCAW voice coil adoption)
Playback frequency zone: 5-24,000Hz
Impedance: 16 ohms,Largest input: 100mW (IEC)
Cord/code: 0.6m OFC litz wire (supplied with 0.9m extension cord)