Digital Sateclite receiver (DVB-S) Model:ULTRA HD Detail and FeaturesOperating System Linux Processor ... Buttons: Power, CH+, CH-, Vol+, Vol-, OKAZBOX Ultra HD Back Panel:Rear I/O HDMI; Component (YcbCr); ... Audiokompression MPEG-1 & MPEG-2 Layer I and II Audio Mode Dual (main/sub), Stereo Frequency: 32 ... Buttons: Power, CH+, CH-, Vol+, Vol-, OKAZBOX Ultra HD Back Panel:Rear I/O HDMI; Component (YcbCr); ...