PRODUCT GRADING Manufacturer Refurbished Grade A > Excellent Condition > Very minor if any signs of usage > Refurbished to the highest standard Retail Box WHAT IS IN THE BOX Razer BlackShark Over Ear Noise Isolating PC Gaming Headset PRODUCT DESCRIPTION Razer BlackShark Over Ear Noise Isolating PC Gaming Headset - Sound Locked and LoadedSoldiers in intense combat situations need to be fully focused with minimal distractions to take the objectives successfully and come out alive. The same goes for gamers seeking the win - and that\'s what the Razer BlackShark gaming headset was built to deliver. Lock on to your sound and nothing else for the win with the Razer BlackShark.Based on Military Helicopter Headset DesignsThe design of the Razer BlackShark was inspired by aviator headsets worn by attack helicopter pilots. They provide the same level of comfort needed to endure extended mission times and superior sound isolation for absolute command-clarity in the most frenzied situations.Superior Sound Isolation for Distraction-Free Gaming and Music PlaybackWith the over ear design and leatherette sealant of the headset’s ear cups, block out all unwanted, ambient noise and only hear the awesome, intense audio of your games and music.Gaming On The GoThe Razer BlackShark’s detachable boom microphone makes this a highly versatile headset, at home both at a gaming setup and out on the streets for music playback. Go from immersive gaming audio and smack-talking foes at your desktop to listening to your music out and about in seconds. The combined audio/mic cable works with all portable audio/mobile/computing devices including the iPod, iPhone, iPad, Kindle Fire, Android phones, Razer Blade, Macbook Pro, or today’s newer Ultrabooks. The included audio/mic splitter extension cable lets you use the combined audio/mic capabilities of the Razer BlackShark on computers that use separate 3.5mm ports for audio output and microphone input.PRODUCT INFORMATION Stereo sound with enhanced bass Sound-isolating circumaural ear cup design Detachable boom microphone for voice chat or added mobility Audio/mic splitter adapter cable Memory foam leatherette ear cushions for maximum comfort 40mm neodymium magnet stereo drivers Drivers: 40mm neodymium magnets with copper-clad aluminum voice coil Frequency response: 20Hz – 20KHz Impedance: 29 Ω Sensitivity @ 1KHz: 105dB ± 3 dB Input power: 50mW Cable: 1.3m rubber sheathed Connector: 3.5 mm audio + mic combined jack Microphone Frequency response: 50Hz – 16KHz Signal-to-noise ratio: 50dB Sensitivity @ 1KHz: -37 dB +/- 4dB Pick-up pattern: Unidirectional Hardware Requirements Devices with separate 3.5mm audio and mic jacks Devices with combined 3.5mm audio + mic combined jack (works with all portable audio/mobile/computing devices including the iPod, iPhone, iPad, Kindle Fire, Android phones, Razer Blade, Macbook Pro, or today’s newer Ultrabooks.) 1m / 3.2ft audio/mic splitter adapter extension cable included