Portable stereo headphone

Portable stereo headphone Features and functions; 1.EXTENDED BASS 2.acounstically sealed oval earpads 3.SOLID BASS SYSTEM Newly developed mechanisam for 'OVERWHELMING BASS' 4.Double AIR CHAMBER SYSTEM Newly developed double air chamber system provides rich bass expression 5.HIGHER SOUND INSYLATION EARPDA Specifications Driver unit; Dynamic Ø40mm Frequency response; 10 24,000HZ Output sound level; 99DB Maximum input power 500mw Impedance; 40OHMS Cord length; 120CM weight without cord; 165G Accesory; cleaning cloth The SOLID SYSTEM BASS reproduces rich bass sound using a newly designed double air chamber syestem and acoustically sealed earpads