KOSS 184747 SB45 Full-Size Over-Ear Communication Headphones ValuePaq Energy 2330 Lithium Coin Cell Batteries Narrow blade provides fine detailing

Narrow blade provides fine detailing & nose/ear trimming

Oversize D-shape aluminum legs

Dell(R) Dell Inspiron 13R

• Bumped back plate for maximum excursion

Economical & reusable--no refills needed

KOSS 184747 SB45 Full-Size Over-Ear Communication Headphones ValuePaq Energy 2330 Lithium Coin Cell Batteries Narrow blade provides fine detailingDelivers high sensitivity & reduced distortion; Ideal for gamers; Features anisotropic ferrite magnets; Freq resp: 18Hz 20kHz; Oxygen free copper voice coils improve signal transmission & conduction for a clearer & louder sound; Closed earcups; Soft earpads reduce pressure for long lasting comfort; Clear Voice Technology(TM) (CVT) eliminates excessive background noise for better voice quality; Foldable; Limited lifetime warranty;