A cerumen filter plug for use in a sound conduit (17, 317, 417) of a hearing device, the sound conduit (17, 317, 417) acoustically coupled to a transducer port and comprising a sound opening (14, 314) and a conduit wall defining an acoustic pathway between the transducer port and the sound opening (14, 314), the cerumen filter plug comprising: a ring structure (24, 124, 324) configured to be inserted through the sound opening (14, 314) into the sound conduit (17, 317, 417) and comprising an outer-ring- surface configured to contact an inner-surface of the conduit wall and an inner-ring-surface configured to define a ring opening providing for transmission of acoustic signals through the ring structure (24, 124, 324); a filter structure disposed within the ring opening and configured to provide a barrier to passage of cerumen through the ring opening; and an engagement body extending from the filter structure along a central axis of the ring structure (24, 124, 324) and configured for coupling with a manipulation tool, wherein the ring structure (24, 124, 324) comprises a hub (23, 123) disposed at the central axis of the ring structure (24, 124, 324) and the filter structure extends between the hub (23, 123) and the inner-ring- surface, wherein the engagement body is either coupled with the hub (23, 123) or is an integral extension of the hub (23, 123), wherein the engagement body comprises a holding fixture configured to provide for the coupling of a shaft or stem of the cerumen filter plug with the manipulation tool, wherein the holding fixture is configured to provide for click-fit coupling with the manipulation tool, characterized in that at least a part of the holding fixture is configured to engage with the manipulation tool by fitting inside a cavity in a tip of the manipulation tool. a ring structure (24, 124, 324) configured to be inserted through the sound opening (14, 314) into the sound conduit (17, 317, 417) and comprising an outer-ring- surface configured to contact an inner-surface of the conduit wall and an inner-ring-surface configured to define a ring opening providing for transmission of acoustic signals through the ring structure (24, 124, 324); a filter structure disposed within the ring opening and configured to provide a barrier to passage of cerumen through the ring opening; and an engagement body extending from the filter structure along a central axis of the ring structure (24, 124, 324) and configured for coupling with a manipulation tool, wherein the ring structure (24, 124, 324) comprises a hub (23, 123) disposed at the central axis of the ring structure (24, 124, 324) and the filter structure extends between the hub (23, 123) and the inner-ring- surface, wherein the engagement body is either coupled with the hub (23, 123) or is an integral extension of the hub (23, 123), wherein the engagement body comprises a holding fixture configured to provide for the coupling of a shaft or stem of the cerumen filter plug with the manipulation tool, wherein the holding fixture is configured to provide for click-fit coupling with the manipulation tool, characterized in that at least a part of the holding fixture is configured to engage with the manipulation tool by fitting inside a cavity in a tip of the manipulation tool.