Caxico USB to 3D External Sound Card Audio adapter Virtual 7.1 Channel Ch Sound Mic Speaker Double adaprter for Windows 98SE / ME / 2000 / XP / Server 2003 / Vista . Linux . Mac05 Driverless - No driver required for Windows 98SE / ME / 2000 / XP / Server 2003 / Vista . Linux . Mac05 Connectors : USB Type - A, Stereo output jack, Mono microphone- input jack Complaint with USB 2.0 Full -speed ( 12 Mbps ) specification Usually, you will get it actually in 9~19 days, If you are in the USA and the item is NOT Fulfilled by Amazon. the item will be sent to you by USPS with shipping information from China. The estimated delivery time offered by Amazon is not the real time. Your patience is highly appreciated. Hope you will receive your item soon and enjoy using it. Compliant with USB Audio Device Class Specification1.0;Compliant with USB HID Class Specification1.1 About us (Caxico), Professional factory of cable, welcome to our store for more choices with best price. What we pursue is your satisfication of our service, not just for our goods.For any reason you are unsatisfied with our product at any time, simply contact support for exchange or refund. we will reply you about any question you ask within 24 hours