Wireless Headphones - with microphone, headset, around the ears, closed construction, Bluetooth, for PC, supports aptX, track shuffle, with volume control, frequency range: 20 Hz-20000 Hz, sensitivity: 96 dB/mW, impedance: 32 Ohm, converter: 40mm, battery life of up to 50 hr(s) Enjoy listening to music without annoying cables. The Razer Kraken BT Kitty Edition - Quartz wireless headphones excel in comfort. Their ear-covering design ensures incredible insulation against background noise. The Razer Kraken BT Kitty Edition - Quartz Wireless Headphones utilize Bluetooth for wireless connection to your devices. Say goodbye to bothersome cables. With a frequency ranging 20 to 20000 Hz, you can rest assured knowing that you won't miss a note of your favourite song.   These wireless headphones even include a built-in microphone. The volume is adjustable via the control wheel. Songs can be switched easily and quickly using the controller on the headphones. A fully...