Wireless sports earphones using bone conduction technology. Thank you for viewing (〃・д・) -д-)) *bowing* As far as I can see, there are no noticeable scratches, and I haven't dropped them. I think the price is reasonable based on past data (*^^*) I'm sorry, but I can't go any lower than this price (＞＜) Thank you for your understanding (〃・д・) -д-)) *bowing* I am also selling on other sites, so it may suddenly disappear. High-end model bone conduction earphones OpenRun Pro SKZ-EP-000007 Black Brand: Shokz Wearing style: Both ears, integrated left and right Earphone/Headphone type: Neckband type Structure: Bone conduction Color: Black Wireless/Wired connection: Wireless Earphone/Headphone features: Microphone, sound quality adjustment, waterproof, splash-proof, remote control Low-frequency range (Hz): 20 Hz High-frequency range (kHz): 20 kHz Sound pressure sensitivity (db): 105 db Wireless standard: Bluetooth Bluetooth codec: SBC IP standard (waterproof standard): IPX5 Charging time: 1 hour Weight (g): 29 g - Model name: OPENRUN PRO - Brand: SHOKZ - Color: Black - Warranty period: 2 years - Connection method: Bluetooth - Features: Bone conduction technology - Usage: For sports - Accessories: Storage case Thank you for viewing.