Skybox F3 1080p Full Hd Satellite Receiver Hdmi Full Hd/3d PVR USB High Difinition CPU: Ali3601, 128MB DDRII RAM Full 1080p Video Output Media File Playback (from USB stick/HDD). Support 1080 mkv media; Fully compliant MPEG-1 Layer I & II & III, Dolby Digital Audio(AC3); multiple LNB-Switching control (supports DiSEqC1.0/1.1/unicable/1.2/1.3(USALS) supported)