Both sides are audible. Functionality is normal. This is a very beautiful item, used only a few times. Please understand the following: ① Shipping (domestic only) will be on weekends. ② Packaging will be compact and folded. ③ Please check the condition of the exterior from the photos. ④ Please refrain from purchasing if you are overly sensitive to used items. ⑤ Accessories are only those in the photos. ⑥ First-come, first-served basis even if the item is marked as "reserved" or during comment exchanges. ※ Immediate purchase is OK.