Instant purchase welcome!! [Product Condition] Left earbud only for SONY's popular WF-1000XM4. This is a used item, so there is some wear and tear, but it is still a product that can be used. Simple cleaning and basic operation have been confirmed, so please purchase with confidence(^^♪ [Manufacturer] SONY [Model Number (Product Name)] WF-1000XM4 Left earbud only [Color] Black [Included Items] Right earbud [Notes] * If there are any defects not mentioned in the product description, please contact us. We will provide a full refund. * Since this is a used item, there may be stains or scratches. Please judge based on the images. There are individual differences in how a product is perceived, so we are looking forward to purchases from those who understand used items. * After alcohol disinfection and simple cleaning, we will carefully pack and ship promptly. Sony Model name: WF-1000XM4 Other features: Noise canceling #WF-1000XM4