A sonic marvel with room for improvement

High-resolution audio on the go isn’t very convenient. It typically involves wired headphones and a DAC (digital-to-analog converter) of some kind, plus your phone or another device to access files or a streaming service. All of this is necessary since Bluetooth compresses an audio signal by design, to allow for low-latency transmission and minimize battery draw. Simply put, wireless headphones haven’t been able to meet the demands of lossless audio, but Sennheiser has come the closest to fulfilling…