power source type: Corded Electric ^^ No drivers needed -- works straight out of the box. ^^ Works with PC and Mac -- Compatible with Windows 10, 8.1, 7; and Mac OS x 10.9 or higher. Enhance your listening experience -- Upgrade your existing on-board sound to a USB DAC capable of 24-bit 96kHz playback Instantly! ^^ Easy Headphone connectivity -- Compatible with all analog headsets, from standard mobile phone earbuds to gaming and studio-grade headphones. Connect your headsets with single or split stereo/mic connector easily without the use of a Y-splitter cable. ^^ Powerful downloadable software -- control panel software gives powerful Audio Enhancements and unprecedented control. Also includes optimized profiles for multiple earphone brands. ^^ Product Type - SOUND CARD