RTW TM3-Primus, Loudness and level meter stereo, 4.3"" Capacitive touch screen: 272 x 480 pixels, Screen layout with selectable instruments, Analog stereo RCA input (unbalanced, adjustable from -22 dBu 61 mV up to +24 dBu 12.28 V), S/PDIF coaxial input and output, Micro USB port for digital audio signals (stereo, 5.1) and USB power supply, PPM / TruePeak meter with analog and digital scales, Moving coil instruments with PPM, VU and BBC modes, Loudness measurements according to EBU R128, ITU-R BS.1770-3 / 1771-1, ATSC A / 85, ARIB, OP-59, AGCOM, CALM Act, Summing loudness bar graph, M, S or I selectable, Numerical displays, LRA instrument (Loudness Range) with MagicLRA mode, Loudness chart instrument (course over time), 2-Channel audio vectorscope, Stereo correlator, RTA, Monitoring instrument with onscreen level fader, USB hybrid function: the free RTW USB Connect plug-in allows simultaneous monitoring and measuring e.g. directly from a DAW, Downmix of USB surround signals, Output via S/PDIF out connector, Table-top unit with integrated stand, Dimensions (W x H x D) approx. 82.5 x 138 x 50 mm, Incl. USB connection cable and USB power supply@+*System requirements:*@+@+, Windows 7/8.1/10 (32/64 bit), Mac OSX 10.11 or newer, 2.5 GHz Dual Core CPU, 4 GB RAM, 200 MB free hard disk space, Supported formats: Standalone / VST2.4 / VST3 / AU / AAX Native