Please read the description carefully. The right earbud does not produce sound. Audio-Technica ATH-SQ1TW2 Cafe Latte Purchased in February 2024 at an electronics store. Warranty and receipt from the electronics store are included, with a warranty period of one year from the date of purchase. The text on the back of the case is slightly faded. There are fine scratches on the front of the case. The right earbud does not produce sound. The left earbud produces sound. Bluetooth connection confirmed with Android and iPhone. The case was subject to a recall, but has already been replaced. Shipping is planned via Yu-Packet Post or Yu-Packet Post Mini. The box will be folded for shipping. Price is not negotiable. I was using other earbuds for a while after purchase. I started using these around November of last year. Used them 5 days a week for commuting.