Its supported only up to the current 11.0k Tivo software, no updates but service can continue. You may get lifetime if its status is 1 and at the current lifetime rate, discount is applied in your tivo.com account as a secondary unit (499.99/399.99). Monthly is 12.95/9.95. If it was a Premiere, the monthly would be 14.99/12.99.
Series 2 (PLS, sold)
TiVo HD 1TB (157 HD Hrs, PLS, "652")
Roamio! Oh, wait, Its Juliet!
The TiVo Apocalypse begins on Sat 2013 Feb 16 00:00 GMT!