Directv High-definition Receiver H10 High-Definition DIRECTV receiver  receives and decodes digital standard-definition and HDTV signals from DIRECTV satellite broadcasts and local over-the-air broadcasts (antenna required) selectable 480i/480p/720p/1080i output via HDMI and component video built-in ATSC tuner receives over-the-air digital broadcasts (antenna required) coaxial and optical digital audio outputs pass Dolby Digital audio 13-7/8"W x 2-11/16"H x 11-1/8"D