Purchased from an electronics retailer. New and unopened. Shipping via Kuroneko Yamato Takkyubin. Wireless Neckband Speaker HT-AN7 Brand: SONY Smartphone Speaker Function: Hands-free calling Bluetooth Codec: LDAC, AAC, SBC Maximum Operating Time/Continuous Use Time: 12 hours Width (mm): 235 mm Depth (mm): 178 mm Height (mm): 48 mm Weight (g): 268 g Color: Black Power Source: USB Set/Single Item: Single item Only opened to confirm functionality.