Aver Media AVerTV Volar HD Video Capture M. TV tuner type: DVB-T. Video formats supported: H.264, MPEG2. Interface type: USB. Weight: 24.4 g. Mac operating systems supported: Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion