Geniatech HD Star DVB-S2/DVB-S USB Tuner Digital Satellite Receiver TV Box Watch free-to-air digital satellite HDTV(1920X1080)/SDTV program and listen to digital radio on PC, or use for Outernet access 75 Ohm Digital TV Antenna Input Dimensions: Hardware: 145.2mm x 56mm Use with Windows PC Pentium 4 2.5G, 256M RAM or better