koss 152603 sb40 20hz stereophone padded headband w microphone koss 156054
p p ideal for gamers who enjoy deep bass the sb40 features a dynamic element for premium sound at all volume levels . its large closed ear cups surround the ear for maximum isolation so you can stay focused on saving the world or kicking a forty yard field goal . the microphone eliminates excessive background noise for a greater ease of use with pc voice applications such as speech recognition . built of durable plastic the sb40s headband can stand up to the rigors of daily wear and tear for a fits like new feel after years of use . p p b u technical information u br b br b connectivity technology b wired br b cable length b 9 ft br b sound mode b stereo br b impedance b 120 ohm br b minimum frequency response b 20 hz br b maximum frequency response b 20 khz br br b u earpiece u br b br b earpiece design b over the head br b earpiece type b binaural br br b u microphone u br b br b microphone technology b electret dynamic br b microphone design b boom br br b u interfaces ports u br b br b host interface b mini phone br br b u physical characteristics u br b br b material b plastic br b form factor b ear cup br br b u warranty u br b br b limited warranty b lifetime
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