Abstract: An ear, nose, and throat irrigator includes a bottle body, a housing; a water pump, a first tube body, a second tube body, and a shielding cover. A first end of the housing is connected with the bottle body. A spray head is arranged on a second end of the housing. The water pump is arranged in the housing. A first end of the first tube body is inserted into the bottle body. A second end of the first tube body is connected with a water inlet joint of the water pump. A first end of the second tube body is connected with a water outlet joint the water pump. A second end of the second tube body is connected with the spray head. The shielding cover is arranged on the spray head. The shielding cover is configured to shield water sprayed from the spray head.

Abstract: The present disclosure provides a horn assembly and a dual-listening Bluetooth headset. The horn assembly comprising a housing and a horn. The dual-listening Bluetooth headset includes a horn assembly, the sound outlet of the horn assembly does not need to be inserted into the ear canal, but only needs to be hung on the outer ear. It is more comfortable to wear and submit. The sound from the horn assembly is transmitted along the air through the sound outlet in the area near the ear, which can relieve the stethoscope effect and the head effect.