This is a new, unopened item. I already own a similar model, but the sound quality has significantly improved compared to the 1st generation. I won this in a lottery, but I'm selling it because I already have one. Bone Conduction Earphones OpenRun Pro 2 Standard Size SKZ-EP-000030 Black Brand: Shokz Wearing Style: Both ears, integrated left and right Headphone Type: Neckband Structure: Bone conduction Color: Black Wireless/Wired Connection: Wireless Headphone Features: Microphone, Sound quality adjustment, Waterproof, Splashproof, Remote control Low-frequency range (Hz): 20.0 Hz High-frequency range (kHz): 20.0 kHz Wireless Standard: Bluetooth Bluetooth Codec: SBC IP Rating (Waterproof Rating): IPX5 Charging Port: USB Type-C Charging Time: 1.0 hour Weight (g): 30.3 g