HS-200 - AURICULARES MULTIMEDIA HEADSETCLOSED HEADPHONES (CIRCUMAURAL) WHICH GIVES YOU EXCEPTIONAL SOUND QUALITY, WITH DEEP BASS AND PERFECT SOUND BALANCE - UNIDIRECTIONAL MICROPHONE, VOLUME CONTROL AND "MUTE" BUTTON (MUTE) - RUBBER EXTERIOR (SOFT TOUCH), ULTRA COMFORTABLE SYNTHETIC LEATHER HEADBAND - SUPPLIED WITH A NOTEBOOK ADAPTERWIRED CONNECTIVITY - MAGNET DIAMETER 40MM - FREQUENCY RANGE 20 - 20,000 HZ - IMPEDANCE 32 OHM - LONG. CORD 2 - MAX INPUT POWER 100MW - SENSITIVITY 98 DB - COLOR. BLACK