Plus, the RCR4383 features DVD & DVR functionality for satellite or radio, not to mention direct access to new HD over the air digital sub channels. The RCR4383 also includes dedicated volume and channel keys for ease of use, not to mention individual directional keys. Featured buttons include Go Back (previous channel), Mute, and Guide (useful for digital cable). Most notable about the RCR4383 is its simple device setup with automatic brand, manual, and direct code search methods. The RCA RCR4383 retails for $32.99 and comes with a 90 day limited warranty.