Sirius XM Radio (SIRI)

Senior Secured Revolving Credit Facility

XM is party to a $250,000 Senior Secured Revolving Credit Facility (the “XM Revolving Credit Facility”), which has been fully drawn. The XM Revolving Credit Facility matures on May 5, 2009. Borrowings under the XM Revolving Credit Facility bear interest at a rate of LIBOR plus 150 to 225 basis points or an alternate base rate, to be the higher of the JPMorgan Chase prime rate and the Federal Funds rate plus 50 basis points, in each case plus 50 to 125 basis points. For $187,500 of the drawn amount, the interest rate at December 31, 2008 was 3.1875%; and for $62,500 of the drawn amount, the interest rate at December 31, 2008 was 3.9375%. The XM Revolving Credit Facility is secured by substantially all the assets of XM, other than certain specified property.

Senior Secured Revolving Credit Facility

XM is party to a $250,000 Senior Secured Revolving Credit Facility (the “XM Revolving Credit Facility”), which has been fully drawn. The XM Revolving Credit Facility matures on May 5, 2009. Borrowings under the XM Revolving Credit Facility bear interest at a rate of LIBOR plus 150 to 225 basis points or an alternate base rate, to be the higher of the JPMorgan Chase prime rate and the Federal Funds rate plus 50 basis points, in each case plus 50 to 125 basis points. For $187,500 of the drawn amount, the interest rate as of September 30, 2008 was 4.75%; and for $62,500 of the drawn amount, the interest rate as of September 30, 2008 was 5.25%. The XM Revolving Credit Facility is secured by substantially all the assets of XM, other than certain specified property.