Sennheiser HD 650 Headphones, Plus AudioQuest Dragonfly USB DAC

The Sennheiser HD650 Reference Class headphones represent the state-of-the-art in Open-back, Circumaural design. The Sennheiser HD650 offers a frequency range and reproduction that might be described as stratospheric, with stereo imaging and a depth-of-field that place the listener right inside the concert hall. The Sennheiser HD650 Specially designed acoustic silk ensures precision damping over the entire frequency range and helps to reduce THD to an incredible 0.05%. the Sennheiser HD650 improved frequency response is 10 - 39,500 Hz (-10 dB). The the Sennheiser HD 650 should also be mentioned that extraordinary effort has been made to match the level of comfort with the quality of sound, for a completely luxurious Audiophile experience. The AudioQuest DragonFly is an affordable and easy-to-use device that delivers far superior sound by bypassing the poor quality sound card that is built into your computer. DragonFly is a sleek, flash drive sized Digital-Audio Converter that connects to a USB jack on a Mac or Windows PC, turning any computer into a true high- fidelity music source. Whether you're on the go or at home, listening on ear buds or connecting your computer to a stereo system, the AudioQuest DragonFly reveals all the emotional expression and nuance that makes your favorite music, or movies, so enjoyable. However you connect it, the AudioQuest DragonFly simply and easily makes any computer sound better.