A manual pulling instrument comprising: an expandable and compressible bellows , which is configured to generate by expansion and compression an airflow flowing towards reeds , and a flow control , comprising a valve arrangement which is arranged to control the flow towards reeds to be fed with the airflow according to a music and which comprises a number of reed valves (4a1, 4a2, ... 4a16) each controlling a flow towards an individual reed or towards reeds to be jointly fed with the flow, and a flow rectification arrangement which is arranged to effect the same direction of flow towards reeds when the bellows is expanded and when the bellows is compressed and which comprises a number of valves (4b1, 4b2, 4b3, 4b4) for the airflow rectification, wherein the number of reed valves (4a1, 4a2, ... 4a16) is greater than the number of valves (4b1, 4b2, 4b3, 4b4) for airflow rectification, and wherein a group of valves (4b1, 4b2, 4b3, 4b4) for air flow rectification is assigned in such a way to a larger group of reed valves (4a1, 4a2, ... 4a16) for the joint rectification of the airflow therethrough that the airflow through the entirety of all reed valves (4a1, 4a2, ... 4a16) of the group is jointly rectified; characterized in that the reed valves (4a1, 4a2, ... 4a16) are current-actuated and wherein the reed valves (4a1, 4a2, ... 4a16) are electronically controlled, and press-buttons (7a1, ... 7an), upon the actuation of which the current-actuated reed valves (4a1, 4a2, ... 4a16) open or close, wherein a controller is provided which is configured to electronically detect a press-button actuation and is configured to detect a dynamic press-button actuation behavior and/or is configured to detect a press-button actuation in more than two stages in order to distinguish a purely open position from a purely closed position. an expandable and compressible bellows , which is configured to generate by expansion and compression an airflow flowing towards reeds , and a flow control , comprising a valve arrangement which is arranged to control the flow towards reeds to be fed with the airflow according to a music and which comprises a number of reed valves (4a1, 4a2, ... 4a16) each controlling a flow towards an individual reed or towards reeds to be jointly fed with the flow, and a flow rectification arrangement which is arranged to effect the same direction of flow towards reeds when the bellows is expanded and when the bellows is compressed and which comprises a number of valves (4b1, 4b2, 4b3, 4b4) for the airflow rectification, wherein the number of reed valves (4a1, 4a2, ... 4a16) is greater than the number of valves (4b1, 4b2, 4b3, 4b4) for airflow rectification, and wherein a group of valves (4b1, 4b2, 4b3, 4b4) for air flow rectification is assigned in such a way to a larger group of reed valves (4a1, 4a2, ... 4a16) for the joint rectification of the airflow therethrough that the airflow through the entirety of all reed valves (4a1, 4a2, ... 4a16) of the group is jointly rectified; characterized in that the reed valves (4a1, 4a2, ... 4a16) are current-actuated and wherein the reed valves (4a1, 4a2, ... 4a16) are electronically controlled, and press-buttons (7a1, ... 7an), upon the actuation of which the current-actuated reed valves (4a1, 4a2, ... 4a16) open or close, wherein a controller is provided which is configured to electronically detect a press-button actuation and is configured to detect a dynamic press-button actuation behavior and/or is configured to detect a press-button actuation in more than two stages in order to distinguish a purely open position from a purely closed position. <EOS>