A headset device comprising: an earbud housing including an earbud through-hole and a first neck engaging surface; a primary housing including a housing through-hole and a second neck engaging surface; characterized by: a threaded neck positioned between the primary housing and the earbud housing, the threaded neck including first and second neck surfaces (622, 624), wherein the threaded neck has a protrusion extending from the first neck surface mated to a slot of the first neck engaging surface that prevents rotation of the earbud housing relative to the threaded neck, and the threaded neck has a protrusion extending from the second neck surface mated to a slot of the second neck engaging surface that prevents rotation of the primary housing (630, 2810) relative to the threaded neck; an earbud insert (690, 2840) that fits through the earbud through-hole and engages the earbud housing and the threaded neck to fix the earbud housing to the threaded neck; and a primary housing insert that fits through the housing through-hole (632, 2814) and engages the primary housing and the threaded neck to fix the primary housing to the threaded neck. an earbud housing including an earbud through-hole and a first neck engaging surface; a primary housing including a housing through-hole and a second neck engaging surface; characterized by: a threaded neck positioned between the primary housing and the earbud housing, the threaded neck including first and second neck surfaces (622, 624), wherein the threaded neck has a protrusion extending from the first neck surface mated to a slot of the first neck engaging surface that prevents rotation of the earbud housing relative to the threaded neck, and the threaded neck has a protrusion extending from the second neck surface mated to a slot of the second neck engaging surface that prevents rotation of the primary housing (630, 2810) relative to the threaded neck; an earbud insert (690, 2840) that fits through the earbud through-hole and engages the earbud housing and the threaded neck to fix the earbud housing to the threaded neck; and a primary housing insert that fits through the housing through-hole (632, 2814) and engages the primary housing and the threaded neck to fix the primary housing to the threaded neck. a threaded neck positioned between the primary housing and the earbud housing, the threaded neck including first and second neck surfaces (622, 624), wherein the threaded neck has a protrusion extending from the first neck surface mated to a slot of the first neck engaging surface that prevents rotation of the earbud housing relative to the threaded neck, and the threaded neck has a protrusion extending from the second neck surface mated to a slot of the second neck engaging surface that prevents rotation of the primary housing (630, 2810) relative to the threaded neck; an earbud insert (690, 2840) that fits through the earbud through-hole and engages the earbud housing and the threaded neck to fix the earbud housing to the threaded neck; and a primary housing insert that fits through the housing through-hole (632, 2814) and engages the primary housing and the threaded neck to fix the primary housing to the threaded neck.