Charline Giebel on the 6.6.2024 in near mint, Mono Moritz With Moritz in his hi-fi workshop In her portrait, Charline Giebel asked Moritz Wenk, alias Mono Moritz, what listening is. The DJ and record collector has only recently found solace in indulging his passion for hi-fi systems and takes an interest in this question on various levels.