The Das Keyboard 4 Professional has been around since 2014, and despite several new features and additions, the board stays true to its roots in terms of aesthetics and its 104-key layout.
Das Keyboard 4 Professional ໄດ້ປະມານ 2014'ten beriແລະເຖິງວ່າຈະມີຫຼາຍລັກສະນະ ໃຫມ່ໆ ແລະເພີ່ມເຕີມ, ຄະນະຍັງຄົງຢູ່ກັບຮາກຂອງມັນກ່ຽວກັບຄວາມງາມແລະຮູບແບບ 104 ຫຼັກ.