The Reference 2A monitor measures only 175 mm in width and 290 mm in height and is slimmer than a sheet of A4 paper. Nevertheless, it still offers the full minimum of this series. Thanks to the aptx® Bluetooth® input (version 5.0), the HDMI® input with functional ARC, the phono input and other analog and digital inputs quickly replaced by a complete stereo system and, of course, the excellent acoustic impression when used with a computer.