Audio-Technica AT-NSP700TV White neck speaker with volume control! I used it a few times, but I no longer use it, so I have been storing it at home. Simple cleaning and alcohol disinfection done. Since it is a used item, I will sell it to those who understand. m(_ _)m ★About the product★ Neckband speaker that clearly expands TV audio anywhere in the room Sound assist that solves sound problems with the concept of "everyday life you can hear clearly" When it's difficult to hear the TV sound or when you can't make loud noises, you can clearly hear the TV sound, and since it's wireless, you can wear it around your neck and carry it around. You can enjoy the TV sound in your favorite place, such as the living room or kitchen, as long as the radio waves reach! - Model name: AT-NSP700TV - Function: TV audio expansion - Weight: 185g - Power supply: AC100V 50/60Hz - Output: 2W x 2