Miniature speaker subassembly and electroacoustic transducer subassembly

The utility model relates to a miniature speaker subassembly and electroacoustic transducer subassembly. Miniature speaker subassembly includes: a housing, the casing has with surrounding environmentand closed spatially separated casing wall, wherein the casing wall is injectd and is followed the enclosure space arrives the acoustics port of surrounding environment, sound radiating surface, soundradiating surface is fixed a position will in the enclosure space volume room and back volume room before the enclosure space divides into, wherein be couple to preceding volume room acoustics soundradiating surface's first surface with the acoustics port, and be couple to back volume room acoustics sound radiating surface's second surface, and syntonizer, be couple to syntonizer acoustics preceding volume room, wherein the syntonizer is couple to the neck of the operatic tunes with including acoustics, and in the distance acoustics port certain distance department fixes a position to have and leads to the opening of