... H.264/AVC, MPEG2~MPEG4 Video Decode2. Available to upgrade the firmware via USB slot3. USB Recorder, PVR ... socket if need):Output Resistance: 75 ohmOutput Voltage: 1.0`2.0mVp-pAudio output: 2Vp-p6. Power Supply: DC 12V~24V 6W7. ... (Battery+, Battery-, ACC+) , R/L Audio 3X Video output jack ( recommended design), External remote control IR cord jack ... tv box DVB-T2 STB , DVB-T2 with PVR ,HDMI output